#CB3835#CB3835

#CB3835 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.2% C 0.185 H 26.3°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#CB3835
RGB	rgb(203, 56, 53)
HSL	hsl(1, 59%, 50%)
HSV	hsv(1, 74%, 80%)
CMYK	cmyk(0%, 72.4%, 73.9%, 20.4%)
CIE-LAB	lab(46.69, 57.19, 36.43)
CIE-LCH	lch(46.69, 67.80, 32.50°)
OKLab	oklab(56.25% 0.1654 0.0819)
OKLCH	oklch(56.25% 0.185 26.3)
XYZ	xyz(26.6884, 15.7860, 5.0092)
Luminance	0.1578 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3835 #35C8CB

analogous

#CB357D #CB3835 #CB8335

triadic

#CB3835 #35CB38 #3835CB

tetradic

#CB3835 #7DCB35 #35C8CB #8335CB

square

#CB3835 #7DCB35 #35C8CB #8335CB

split-complementary

#CB3835 #35CB83 #357DCB

monochromatic

#6A1D1B #9B2A28 #CB3835 #D86866 #E49896

Accessibility & contrast

On white

5.05

#CB3835 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#CB3835 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3835

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3835	#FFFFFF	#000000	##FFFFFF
##CB3835	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A33

Deuteranopia (green-blind)

#887A30

Tritanopia (blue-blind)

#DF0039

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cb3835;
/* rgb */ color: rgb(203, 56, 53);
/* oklch */ color: oklch(56.2% 0.185 26.3);

Tailwind

colors: {
  custom: {
    50: '#e4796d',
    500: '#cb3835',
    950: '#000000',
  },
}

SCSS

$custom: #cb3835;
$custom-light: #e4796d;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3835",
  "rgb": {
    "r": 203,
    "g": 56,
    "b": 53
  },
  "hsl": {
    "h": 1.2,
    "s": 59.055,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56249,
    "c": 0.18454,
    "h": 26.3
  },
  "luminance": 0.15782
}

Semantic roles & 50–950 ramp

primary

#CB3835

secondary

#8CCECF

accent

#DFE246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CB3835

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

Preview Lab → · Contrast checker → · Palette generator →