#CB3C3D#CB3C3D

#CB3C3D is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.180 H 24.6°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CB3C3D
RGB	rgb(203, 60, 61)
HSL	hsl(360, 58%, 52%)
HSV	hsv(360, 70%, 80%)
CMYK	cmyk(0%, 70.4%, 70%, 20.4%)
CIE-LAB	lab(47.33, 56.09, 32.54)
CIE-LCH	lch(47.33, 64.85, 30.12°)
OKLab	oklab(56.76% 0.1636 0.075)
OKLCH	oklch(56.76% 0.18 24.6)
XYZ	xyz(27.0897, 16.2692, 6.1278)
Luminance	0.1626 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3C3D #3CCBCA

analogous

#CB3C85 #CB3C3D #CB823C

triadic

#CB3C3D #3DCB3C #3C3DCB

tetradic

#CB3C3D #85CB3C #3CCBCA #823CCB

square

#CB3C3D #85CB3C #3CCBCA #823CCB

split-complementary

#CB3C3D #3CCB82 #3C85CB

monochromatic

#6F1E1E #9F2A2B #CB3C3D #D86C6D #E59D9D

Accessibility & contrast

On white

4.94

#CB3C3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CB3C3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3C3D

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3C3D	#FFFFFF	#000000	##FFFFFF
##CB3C3D	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3C

Deuteranopia (green-blind)

#887C38

Tritanopia (blue-blind)

#DF073E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3c3d;
/* rgb */ color: rgb(203, 60, 61);
/* oklch */ color: oklch(56.8% 0.180 24.6);

Tailwind

colors: {
  custom: {
    50: '#e37b72',
    500: '#cb3c3d',
    950: '#000000',
  },
}

SCSS

$custom: #cb3c3d;
$custom-light: #e37b72;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3c3d",
  "rgb": {
    "r": 203,
    "g": 60,
    "b": 61
  },
  "hsl": {
    "h": 359.58,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56755,
    "c": 0.17996,
    "h": 24.6
  },
  "luminance": 0.16265
}

Semantic roles & 50–950 ramp

primary

#CB3C3D

secondary

#92D1D0

accent

#E1E047

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3C3D

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

Preview Lab → · Contrast checker → · Palette generator →