#CB2E31#CB2E31

#CB2E31 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.3% C 0.193 H 25.4°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#CB2E31
RGB	rgb(203, 46, 49)
HSL	hsl(359, 63%, 49%)
HSV	hsv(359, 77%, 80%)
CMYK	cmyk(0%, 77.3%, 75.9%, 20.4%)
CIE-LAB	lab(45.46, 60.32, 37.35)
CIE-LCH	lch(45.46, 70.94, 31.76°)
OKLab	oklab(55.32% 0.1744 0.0829)
OKLCH	oklch(55.32% 0.193 25.4)
XYZ	xyz(26.1631, 14.8764, 4.3990)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB2E31 #2ECBC8

analogous

#CB2E7F #CB2E31 #CB7A2E

triadic

#CB2E31 #31CB2E #2E31CB

tetradic

#CB2E31 #7FCB2E #2ECBC8 #7A2ECB

square

#CB2E31 #7FCB2E #2ECBC8 #7A2ECB

split-complementary

#CB2E31 #2ECB7A #2E7FCB

monochromatic

#671719 #992325 #CB2E31 #DA5C5F #E58E90

Accessibility & contrast

On white

5.28

#CB2E31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#CB2E31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB2E31

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB2E31	#FFFFFF	#000000	##FFFFFF
##CB2E31	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562F

Deuteranopia (green-blind)

#85782B

Tritanopia (blue-blind)

#E00031

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #cb2e31;
/* rgb */ color: rgb(203, 46, 49);
/* oklch */ color: oklch(55.3% 0.193 25.4);

Tailwind

colors: {
  custom: {
    50: '#e47569',
    500: '#cb2e31',
    950: '#000000',
  },
}

SCSS

$custom: #cb2e31;
$custom-light: #e47569;
$custom-dark: #000000;

JSON

{
  "hex": "#cb2e31",
  "rgb": {
    "r": 203,
    "g": 46,
    "b": 49
  },
  "hsl": {
    "h": 358.854,
    "s": 63.052,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55319,
    "c": 0.19313,
    "h": 25.4
  },
  "luminance": 0.14872
}

Semantic roles & 50–950 ramp

primary

#CB2E31

secondary

#85D0CE

accent

#E6E342

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180906

muted

#867B7A

Preview Lab

Preview with #CB2E31

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

Preview Lab → · Contrast checker → · Palette generator →