#FF815B#FF815B

#FF815B is a light, vivid red. Relative luminance 0.377; OKLCH L 74.0% C 0.163 H 37.5°. Best body text is #000000 at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#FF815B
RGB	rgb(255, 129, 91)
HSL	hsl(14, 100%, 68%)
HSV	hsv(14, 64%, 100%)
CMYK	cmyk(0%, 49.4%, 64.3%, 0%)
CIE-LAB	lab(67.82, 44.98, 42.40)
CIE-LCH	lch(67.82, 61.81, 43.30°)
OKLab	oklab(73.95% 0.1289 0.099)
OKLCH	oklch(73.95% 0.163 37.5)
XYZ	xyz(50.9830, 37.7218, 14.4917)
Luminance	0.3772 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF815B #5BD9FF

analogous

#FF5B87 #FF815B #FFD35B

triadic

#FF815B #5BFF81 #815BFF

tetradic

#FF815B #87FF5B #5BD9FF #D35BFF

square

#FF815B #87FF5B #5BD9FF #D35BFF

split-complementary

#FF815B #5BFFD3 #5B87FF

monochromatic

#E03400 #FF521E #FF815B #FFB098 #FFDFD5

Accessibility & contrast

On white

2.46

#FF815B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.54

#FF815B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF815B

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF815B	#FFFFFF	#000000	##000000
##FF815B	1.00	2.46	8.54	8.54
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.54	21.00	1.00	1.00
##000000	8.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A29457

Deuteranopia (green-blind)

#C1B059

Tritanopia (blue-blind)

#FF6978

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #ff815b;
/* rgb */ color: rgb(255, 129, 91);
/* oklch */ color: oklch(74.0% 0.163 37.5);

Tailwind

colors: {
  custom: {
    50: '#ffa88a',
    500: '#ff815b',
    950: '#000000',
  },
}

SCSS

$custom: #ff815b;
$custom-light: #ffa88a;
$custom-dark: #000000;

JSON

{
  "hex": "#ff815b",
  "rgb": {
    "r": 255,
    "g": 129,
    "b": 91
  },
  "hsl": {
    "h": 13.902,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.7395,
    "c": 0.16259,
    "h": 37.5
  },
  "luminance": 0.37716
}

Semantic roles & 50–950 ramp

primary

#FF815B

secondary

#C2E8F4

accent

#B0E600

background

#FFFAF8

surface

#FFF4F0

border

#D7CECB

text

#1A100C

muted

#877F7D

Preview Lab

Preview with #FF815B

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

Preview Lab → · Contrast checker → · Palette generator →