#CB553B#CB553B

#CB553B is a mid, vivid red. Relative luminance 0.195; OKLCH L 59.7% C 0.156 H 34.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#CB553B
RGB	rgb(203, 85, 59)
HSL	hsl(11, 58%, 51%)
HSV	hsv(11, 71%, 80%)
CMYK	cmyk(0%, 58.1%, 70.9%, 20.4%)
CIE-LAB	lab(51.28, 45.31, 38.27)
CIE-LCH	lch(51.28, 59.31, 40.18°)
OKLab	oklab(59.72% 0.1294 0.0871)
OKLCH	oklch(59.72% 0.156 34)
XYZ	xyz(28.6694, 19.5131, 6.3935)
Luminance	0.1951 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB553B #3BB1CB

analogous

#CB3B69 #CB553B #CB9D3B

triadic

#CB553B #3BCB55 #553BCB

tetradic

#CB553B #69CB3B #3BB1CB #9D3BCB

square

#CB553B #69CB3B #3BB1CB #9D3BCB

split-complementary

#CB553B #3BCB9D #3B69CB

monochromatic

#6E2C1D #9F3F2A #CB553B #D87F6B #E5A99C

Accessibility & contrast

On white

4.28

#CB553B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#CB553B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB553B

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB553B	#FFFFFF	#000000	##000000
##CB553B	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#756A38

Deuteranopia (green-blind)

#928438

Tritanopia (blue-blind)

#DF3B4F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #cb553b;
/* rgb */ color: rgb(203, 85, 59);
/* oklch */ color: oklch(59.7% 0.156 34.0);

Tailwind

colors: {
  custom: {
    50: '#e28972',
    500: '#cb553b',
    950: '#000000',
  },
}

SCSS

$custom: #cb553b;
$custom-light: #e28972;
$custom-dark: #000000;

JSON

{
  "hex": "#cb553b",
  "rgb": {
    "r": 203,
    "g": 85,
    "b": 59
  },
  "hsl": {
    "h": 10.833,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.59721,
    "c": 0.15602,
    "h": 34
  },
  "luminance": 0.19509
}

Semantic roles & 50–950 ramp

primary

#CB553B

secondary

#91C5D1

accent

#C5E147

background

#FEF8F6

surface

#FDF0EC

border

#D5CBC7

text

#170C08

muted

#857D7B

Preview Lab

Preview with #CB553B

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

Preview Lab → · Contrast checker → · Palette generator →