#CB3A41#CB3A41

#CB3A41 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.6% C 0.181 H 22.7°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#CB3A41
RGB	rgb(203, 58, 65)
HSL	hsl(357, 58%, 51%)
HSV	hsv(357, 71%, 80%)
CMYK	cmyk(0%, 71.4%, 68%, 20.4%)
CIE-LAB	lab(47.12, 57.03, 29.93)
CIE-LCH	lch(47.12, 64.41, 27.69°)
OKLab	oklab(56.62% 0.1674 0.0699)
OKLCH	oklch(56.62% 0.181 22.7)
XYZ	xyz(27.0987, 16.1083, 6.6823)
Luminance	0.1610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3A41 #3ACBC4

analogous

#CB3A89 #CB3A41 #CB7B3A

triadic

#CB3A41 #41CB3A #3A41CB

tetradic

#CB3A41 #89CB3A #3ACBC4 #7B3ACB

square

#CB3A41 #89CB3A #3ACBC4 #7B3ACB

split-complementary

#CB3A41 #3ACB7B #3A89CB

monochromatic

#6E1D21 #9E2A2F #CB3A41 #D86A70 #E59B9E

Accessibility & contrast

On white

4.98

#CB3A41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#CB3A41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3A41

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3A41	#FFFFFF	#000000	##FFFFFF
##CB3A41	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C40

Deuteranopia (green-blind)

#877B3D

Tritanopia (blue-blind)

#DF013E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3a41;
/* rgb */ color: rgb(203, 58, 65);
/* oklch */ color: oklch(56.6% 0.181 22.7);

Tailwind

colors: {
  custom: {
    50: '#e37a75',
    500: '#cb3a41',
    950: '#000000',
  },
}

SCSS

$custom: #cb3a41;
$custom-light: #e37a75;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3a41",
  "rgb": {
    "r": 203,
    "g": 58,
    "b": 65
  },
  "hsl": {
    "h": 357.103,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56618,
    "c": 0.18139,
    "h": 22.7
  },
  "luminance": 0.16104
}

Semantic roles & 50–950 ramp

primary

#CB3A41

secondary

#90D0CD

accent

#E1DA46

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3A41

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

Preview Lab → · Contrast checker → · Palette generator →