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#EF500B

#ef500b ≈ Tangelo

  • orange
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#ef500b is a color from the orange family, with medium lightness and vivid saturation. In the RGB model it is made of 93.73% red, 31.37% green and 4.31% blue; printed in CMYK it uses 0% cyan, 66.53% magenta, 95.4% yellow and 6.27% black. Its hue angle is 18.16°, with 91.2% saturation and 49.02% lightness in HSL. It is a warm color, often associated with enthusiasm, warmth and creativity. Designers typically use it for call-to-action buttons and food and restaurant brands. Black text on this color reaches a contrast ratio of 5.82:1 (WCAG AA). The closest named color is Tangelo (#f94d00), ΔE 1.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff6600
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2411

Complementary

  1. #ef500b
  2. #0baaef

Split complementary

  1. #ef500b
  2. #0befc2
  3. #0b38ef

Analogous

  1. #ef0b38
  2. #ef500b
  3. #efc20b

Triadic

  1. #ef500b
  2. #0bef50
  3. #500bef

Tetradic

  1. #ef500b
  2. #aaef0b
  3. #0baaef
  4. #500bef

Square

  1. #ef500b
  2. #38ef0b
  3. #0baaef
  4. #c20bef

Monochromatic

  1. #5d1f04
  2. #a63808
  3. #ef500b
  4. #f78250
  5. #fab699

Shades

#ef500b mixed progressively with black.

  1. #ef500b
  2. #d7480a
  3. #bf4009
  4. #a73808
  5. #8f3007
  6. #782806
  7. #602004
  8. #481803
  9. #301002
  10. #180801
  11. #000000

Tints

#ef500b mixed progressively with white.

  1. #ef500b
  2. #f16223
  3. #f2733c
  4. #f48554
  5. #f5966d
  6. #f7a885
  7. #f9b99d
  8. #facbb6
  9. #fcdcce
  10. #fdeee7
  11. #ffffff

Tones

#ef500b mixed progressively with gray.

  1. #ef500b
  2. #e45517
  3. #d95a22
  4. #ce5e2e
  5. #c3633a
  6. #b86846
  7. #ac6d51
  8. #a1725d
  9. #967669
  10. #8b7b74
  11. #808080

Readable text 3.61:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.82:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #878787 ≈ 0.003% of males
Achromatomaly #ba756b ≈ 0.001% of males
Protanopia #807000 ≈ 1.01% of males
Deuteranopia #a79400 ≈ 1.27% of males
Tritanopia #ff1546 ≈ 0.0001% of males
Protanomaly #b76500 ≈ 1.08% of males
Deuteranomaly #c87e00 ≈ 4.63% of males
Tritanomaly #fe3637 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-ef500b {
  color: #ef500b;
}
Background
.bg-ef500b {
  background-color: #ef500b;
  color: #000000;
}
Border
.border-ef500b {
  border: 2px solid #ef500b;
}
CSS variables
:root {
  --color-primary: #ef500b;
  --color-primary-rgb: 239 80 11;
  --color-primary-hsl: 18 91% 49%;
}
Gradient
.gradient-ef500b {
  background: linear-gradient(135deg, #ef500b, #efc20b);
}
Colored shadow
.shadow-ef500b {
  box-shadow: 0 8px 24px rgb(239 80 11 / 0.35);
}

#f94d00 Tangelo ΔE 1.69 #e25822 Flame ΔE 2.61 #ec5800 Persimmon ΔE 2.70 #ff4f00 International Orange ΔE 2.83 #ff4500 Orange Red ΔE 2.85 #ff3800 Coquelicot ΔE 4.03 #ff2800 Ferrari Red ΔE 5.62 #10aff4 Inverted #878787 Grayscale 

Tangelo
#ef500b  rgb(239, 80, 11)  hsl(18, 91%, 49%)  Tangelo
#0baaef  rgb(11, 170, 239)  hsl(198, 91%, 49%)  Carolina Blue
#0bef50  rgb(11, 239, 80)  hsl(138, 91%, 49%)  Malachite
#500bef  rgb(80, 11, 239)  hsl(258, 91%, 49%)  Ultramarine