#CB3B50#CB3B50

#CB3B50 is a mid, vivid red. Relative luminance 0.164; OKLCH L 57.0% C 0.180 H 16.9°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B50
RGB	rgb(203, 59, 80)
HSL	hsl(351, 58%, 51%)
HSV	hsv(351, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 60.6%, 20.4%)
CIE-LAB	lab(47.50, 57.55, 21.41)
CIE-LCH	lch(47.50, 61.40, 20.41°)
OKLab	oklab(56.99% 0.172 0.0522)
OKLCH	oklch(56.99% 0.18 16.9)
XYZ	xyz(27.6433, 16.4076, 9.2992)
Luminance	0.1640 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B50 #3BCBB6

analogous

#CB3B98 #CB3B50 #CB6E3B

triadic

#CB3B50 #50CB3B #3B50CB

tetradic

#CB3B50 #98CB3B #3BCBB6 #6E3BCB

square

#CB3B50 #98CB3B #3BCBB6 #6E3BCB

split-complementary

#CB3B50 #3BCB6E #3B98CB

monochromatic

#6E1D29 #9F2A3B #CB3B50 #D86B7B #E59CA6

Accessibility & contrast

On white

4.91

#CB3B50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#CB3B50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B50

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B50	#FFFFFF	#000000	##FFFFFF
##CB3B50	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615E50

Deuteranopia (green-blind)

#867C4C

Tritanopia (blue-blind)

#DE1144

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3b50;
/* rgb */ color: rgb(203, 59, 80);
/* oklch */ color: oklch(57.0% 0.180 16.9);

Tailwind

colors: {
  custom: {
    50: '#e27b80',
    500: '#cb3b50',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b50;
$custom-light: #e27b80;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b50",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 80
  },
  "hsl": {
    "h": 351.25,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.5699,
    "c": 0.17973,
    "h": 16.9
  },
  "luminance": 0.16404
}

Semantic roles & 50–950 ramp

primary

#CB3B50

secondary

#91D1C7

accent

#E1CB47

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB3B50

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

Preview Lab → · Contrast checker → · Palette generator →