#E9523B#E9523B

#E9523B is a light, vivid red. Relative luminance 0.237; OKLCH L 64.0% C 0.191 H 31.3°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#E9523B
RGB	rgb(233, 82, 59)
HSL	hsl(8, 80%, 57%)
HSV	hsv(8, 75%, 91%)
CMYK	cmyk(0%, 64.8%, 74.7%, 8.6%)
CIE-LAB	lab(55.77, 57.11, 44.63)
CIE-LCH	lch(55.77, 72.48, 38.01°)
OKLab	oklab(64.05% 0.163 0.0993)
OKLCH	oklch(64.05% 0.191 31.3)
XYZ	xyz(37.4151, 23.6794, 6.7373)
Luminance	0.2367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9523B #3BD2E9

analogous

#E93B7B #E9523B #E9A93B

triadic

#E9523B #3BE952 #523BE9

tetradic

#E9523B #7BE93B #3BD2E9 #A93BE9

square

#E9523B #7BE93B #3BD2E9 #A93BE9

split-complementary

#E9523B #3BE9A9 #3B7BE9

monochromatic

#982311 #D03017 #E9523B #EF8372 #F5B3A9

Accessibility & contrast

On white

3.66

#E9523B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#E9523B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E9523B

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9523B	#FFFFFF	#000000	##000000
##E9523B	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7137

Deuteranopia (green-blind)

#A29236

Tritanopia (blue-blind)

#FF284E

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #e9523b;
/* rgb */ color: rgb(233, 82, 59);
/* oklch */ color: oklch(64.0% 0.191 31.3);

Tailwind

colors: {
  custom: {
    50: '#f98a72',
    500: '#e9523b',
    950: '#000000',
  },
}

SCSS

$custom: #e9523b;
$custom-light: #f98a72;
$custom-dark: #000000;

JSON

{
  "hex": "#e9523b",
  "rgb": {
    "r": 233,
    "g": 82,
    "b": 59
  },
  "hsl": {
    "h": 7.931,
    "s": 79.817,
    "l": 57.255
  },
  "oklch": {
    "l": 0.64047,
    "c": 0.1908,
    "h": 31.3
  },
  "luminance": 0.23674
}

Semantic roles & 50–950 ramp

primary

#E9523B

secondary

#9DDAE3

accent

#DCF632

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#190C08

muted

#867D7B

Preview Lab

Preview with #E9523B

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

Preview Lab → · Contrast checker → · Palette generator →