#CB3D35#CB3D35

#CB3D35 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.7% C 0.180 H 27.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#CB3D35
RGB	rgb(203, 61, 53)
HSL	hsl(3, 59%, 50%)
HSV	hsv(3, 74%, 80%)
CMYK	cmyk(0%, 70%, 73.9%, 20.4%)
CIE-LAB	lab(47.36, 55.35, 37.17)
CIE-LCH	lch(47.36, 66.68, 33.89°)
OKLab	oklab(56.75% 0.1596 0.0835)
OKLCH	oklch(56.75% 0.18 27.6)
XYZ	xyz(26.9430, 16.2951, 5.0940)
Luminance	0.1629 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3D35 #35C3CB

analogous

#CB3578 #CB3D35 #CB8835

triadic

#CB3D35 #35CB3D #3D35CB

tetradic

#CB3D35 #78CB35 #35C3CB #8835CB

square

#CB3D35 #78CB35 #35C3CB #8835CB

split-complementary

#CB3D35 #35CB88 #3578CB

monochromatic

#6A201B #9B2E28 #CB3D35 #D86C66 #E49A96

Accessibility & contrast

On white

4.93

#CB3D35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CB3D35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3D35

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3D35	#FFFFFF	#000000	##FFFFFF
##CB3D35	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D33

Deuteranopia (green-blind)

#897C30

Tritanopia (blue-blind)

#DF063C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3d35;
/* rgb */ color: rgb(203, 61, 53);
/* oklch */ color: oklch(56.7% 0.180 27.6);

Tailwind

colors: {
  custom: {
    50: '#e37b6d',
    500: '#cb3d35',
    950: '#000000',
  },
}

SCSS

$custom: #cb3d35;
$custom-light: #e37b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3d35",
  "rgb": {
    "r": 203,
    "g": 61,
    "b": 53
  },
  "hsl": {
    "h": 3.2,
    "s": 59.055,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56747,
    "c": 0.18013,
    "h": 27.6
  },
  "luminance": 0.16291
}

Semantic roles & 50–950 ramp

primary

#CB3D35

secondary

#8CCCCF

accent

#DAE246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CB3D35

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

Preview Lab → · Contrast checker → · Palette generator →