#CB603F#CB603F

#CB603F is a mid, vivid red. Relative luminance 0.214; OKLCH L 61.4% C 0.144 H 37.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#CB603F
RGB	rgb(203, 96, 63)
HSL	hsl(14, 57%, 52%)
HSV	hsv(14, 69%, 80%)
CMYK	cmyk(0%, 52.7%, 69%, 20.4%)
CIE-LAB	lab(53.41, 40.15, 38.53)
CIE-LCH	lch(53.41, 55.65, 43.82°)
OKLab	oklab(61.35% 0.1142 0.0884)
OKLCH	oklch(61.35% 0.144 37.7)
XYZ	xyz(29.7115, 21.4248, 7.2725)
Luminance	0.2142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB603F #3FAACB

analogous

#CB3F64 #CB603F #CBA63F

triadic

#CB603F #3FCB60 #603FCB

tetradic

#CB603F #64CB3F #3FAACB #A63FCB

square

#CB603F #64CB3F #3FAACB #A63FCB

split-complementary

#CB603F #3FCBA6 #3F64CB

monochromatic

#71321F #A1472C #CB603F #D8886F #E5B09F

Accessibility & contrast

On white

3.97

#CB603F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#CB603F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB603F

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB603F	#FFFFFF	#000000	##000000
##CB603F	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D713B

Deuteranopia (green-blind)

#97893D

Tritanopia (blue-blind)

#DE4A59

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #cb603f;
/* rgb */ color: rgb(203, 96, 63);
/* oklch */ color: oklch(61.4% 0.144 37.7);

Tailwind

colors: {
  custom: {
    50: '#e19075',
    500: '#cb603f',
    950: '#000000',
  },
}

SCSS

$custom: #cb603f;
$custom-light: #e19075;
$custom-dark: #000000;

JSON

{
  "hex": "#cb603f",
  "rgb": {
    "r": 203,
    "g": 96,
    "b": 63
  },
  "hsl": {
    "h": 14.143,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61351,
    "c": 0.14443,
    "h": 37.7
  },
  "luminance": 0.21421
}

Semantic roles & 50–950 ramp

primary

#CB603F

secondary

#94C3D1

accent

#BCE147

background

#FEF8F7

surface

#FDF0ED

border

#D5CBC8

text

#170D08

muted

#857D7B

Preview Lab

Preview with #CB603F

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

Preview Lab → · Contrast checker → · Palette generator →