#E28531#E28531

#E28531 is a light, vivid orange. Relative luminance 0.332; OKLCH L 70.3% C 0.148 H 58.1°. Best body text is #000000 at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#E28531
RGB	rgb(226, 133, 49)
HSL	hsl(28, 75%, 54%)
HSV	hsv(28, 78%, 89%)
CMYK	cmyk(0%, 41.2%, 78.3%, 11.4%)
CIE-LAB	lab(64.30, 29.55, 57.63)
CIE-LCH	lch(64.30, 64.76, 62.86°)
OKLab	oklab(70.31% 0.078 0.1253)
OKLCH	oklch(70.31% 0.148 58.1)
XYZ	xyz(40.3095, 33.1699, 7.1848)
Luminance	0.3317 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E28531 #318EE2

analogous

#E23136 #E28531 #E2DE31

triadic

#E28531 #31E285 #8531E2

tetradic

#E28531 #36E231 #318EE2 #DE31E2

square

#E28531 #36E231 #318EE2 #DE31E2

split-complementary

#E28531 #31E2DE #3136E2

monochromatic

#864913 #BB671A #E28531 #EAA567 #F1C59C

Accessibility & contrast

On white

2.75

#E28531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.63

#E28531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E28531

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E28531	#FFFFFF	#000000	##000000
##E28531	1.00	2.75	7.63	7.63
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.63	21.00	1.00	1.00
##000000	7.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F25

Deuteranopia (green-blind)

#B7A431

Tritanopia (blue-blind)

#F77074

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #e28531;
/* rgb */ color: rgb(226, 133, 49);
/* oklch */ color: oklch(70.3% 0.148 58.1);

Tailwind

colors: {
  custom: {
    50: '#f2a96f',
    500: '#e28531',
    950: '#000000',
  },
}

SCSS

$custom: #e28531;
$custom-light: #f2a96f;
$custom-dark: #000000;

JSON

{
  "hex": "#e28531",
  "rgb": {
    "r": 226,
    "g": 133,
    "b": 49
  },
  "hsl": {
    "h": 28.475,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.70314,
    "c": 0.14758,
    "h": 58.1
  },
  "luminance": 0.33166
}

Semantic roles & 50–950 ramp

primary

#E28531

secondary

#92B9DD

accent

#99F236

background

#FFFAF6

surface

#FFF4EC

border

#D7CEC7

text

#181008

muted

#867F7B

Preview Lab

Preview with #E28531

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →