#CB5B3B#CB5B3B

#CB5B3B is a mid, vivid red. Relative luminance 0.205; OKLCH L 60.6% C 0.150 H 36.7°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#CB5B3B
RGB	rgb(203, 91, 59)
HSL	hsl(13, 58%, 51%)
HSV	hsv(13, 71%, 80%)
CMYK	cmyk(0%, 55.2%, 70.9%, 20.4%)
CIE-LAB	lab(52.40, 42.42, 39.53)
CIE-LCH	lch(52.40, 57.98, 42.98°)
OKLab	oklab(60.57% 0.1205 0.0899)
OKLCH	oklch(60.57% 0.15 36.7)
XYZ	xyz(29.1619, 20.4982, 6.5577)
Luminance	0.2049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB5B3B #3BABCB

analogous

#CB3B63 #CB5B3B #CBA33B

triadic

#CB5B3B #3BCB5B #5B3BCB

tetradic

#CB5B3B #63CB3B #3BABCB #A33BCB

square

#CB5B3B #63CB3B #3BABCB #A33BCB

split-complementary

#CB5B3B #3BCBA3 #3B63CB

monochromatic

#6E2F1D #9F442A #CB5B3B #D8836B #E5AC9C

Accessibility & contrast

On white

4.12

#CB5B3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#CB5B3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB5B3B

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB5B3B	#FFFFFF	#000000	##000000
##CB5B3B	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#796E37

Deuteranopia (green-blind)

#958638

Tritanopia (blue-blind)

#DE4454

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #cb5b3b;
/* rgb */ color: rgb(203, 91, 59);
/* oklch */ color: oklch(60.6% 0.150 36.7);

Tailwind

colors: {
  custom: {
    50: '#e28c72',
    500: '#cb5b3b',
    950: '#000000',
  },
}

SCSS

$custom: #cb5b3b;
$custom-light: #e28c72;
$custom-dark: #000000;

JSON

{
  "hex": "#cb5b3b",
  "rgb": {
    "r": 203,
    "g": 91,
    "b": 59
  },
  "hsl": {
    "h": 13.333,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.60565,
    "c": 0.15031,
    "h": 36.7
  },
  "luminance": 0.20494
}

Semantic roles & 50–950 ramp

primary

#CB5B3B

secondary

#91C3D1

accent

#BFE147

background

#FEF8F7

surface

#FDF0ED

border

#D5CBC8

text

#170C08

muted

#857D7B

Preview Lab

Preview with #CB5B3B

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

Preview Lab → · Contrast checker → · Palette generator →