#CB3857#CB3857

#CB3857 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.9% C 0.183 H 13.2°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#CB3857
RGB	rgb(203, 56, 87)
HSL	hsl(347, 59%, 51%)
HSV	hsv(347, 72%, 80%)
CMYK	cmyk(0%, 72.4%, 57.1%, 20.4%)
CIE-LAB	lab(47.26, 59.10, 16.82)
CIE-LCH	lch(47.26, 61.45, 15.89°)
OKLab	oklab(56.85% 0.1782 0.0418)
OKLCH	oklch(56.85% 0.183 13.2)
XYZ	xyz(27.7658, 16.2169, 10.6831)
Luminance	0.1621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3857 #38CBAC

analogous

#CB38A0 #CB3857 #CB6238

triadic

#CB3857 #57CB38 #3857CB

tetradic

#CB3857 #A0CB38 #38CBAC #6238CB

square

#CB3857 #A0CB38 #38CBAC #6238CB

split-complementary

#CB3857 #38CB62 #38A0CB

monochromatic

#6C1C2D #9D2941 #CB3857 #D86980 #E499A9

Accessibility & contrast

On white

4.95

#CB3857 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#CB3857 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3857

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3857	#FFFFFF	#000000	##FFFFFF
##CB3857	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5D57

Deuteranopia (green-blind)

#847B53

Tritanopia (blue-blind)

#DE0D45

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3857;
/* rgb */ color: rgb(203, 56, 87);
/* oklch */ color: oklch(56.9% 0.183 13.2);

Tailwind

colors: {
  custom: {
    50: '#e27a86',
    500: '#cb3857',
    950: '#000000',
  },
}

SCSS

$custom: #cb3857;
$custom-light: #e27a86;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3857",
  "rgb": {
    "r": 203,
    "g": 56,
    "b": 87
  },
  "hsl": {
    "h": 347.347,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56852,
    "c": 0.183,
    "h": 13.2
  },
  "luminance": 0.16213
}

Semantic roles & 50–950 ramp

primary

#CB3857

secondary

#8FD0C2

accent

#E2C146

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#170A0B

muted

#857C7C

Preview Lab

Preview with #CB3857

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

Preview Lab → · Contrast checker → · Palette generator →