#CF403D#CF403D

#CF403D is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.8% C 0.180 H 25.8°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#CF403D
RGB	rgb(207, 64, 61)
HSL	hsl(1, 60%, 53%)
HSV	hsv(1, 71%, 81%)
CMYK	cmyk(0%, 69.1%, 70.5%, 18.8%)
CIE-LAB	lab(48.60, 55.85, 34.23)
CIE-LCH	lch(48.60, 65.50, 31.50°)
OKLab	oklab(57.84% 0.1623 0.0785)
OKLCH	oklch(57.84% 0.18 25.8)
XYZ	xyz(28.4109, 17.2733, 6.2521)
Luminance	0.1727 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF403D #3DCCCF

analogous

#CF3D83 #CF403D #CF893D

triadic

#CF403D #3DCF40 #403DCF

tetradic

#CF403D #83CF3D #3DCCCF #893DCF

square

#CF403D #83CF3D #3DCCCF #893DCF

split-complementary

#CF403D #3DCF89 #3D83CF

monochromatic

#751F1D #A62C29 #CF403D #DB706E #E7A19F

Accessibility & contrast

On white

4.72

#CF403D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#CF403D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF403D

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF403D	#FFFFFF	#000000	##FFFFFF
##CF403D	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68603B

Deuteranopia (green-blind)

#8C7F38

Tritanopia (blue-blind)

#E31141

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cf403d;
/* rgb */ color: rgb(207, 64, 61);
/* oklch */ color: oklch(57.8% 0.180 25.8);

Tailwind

colors: {
  custom: {
    50: '#e67e73',
    500: '#cf403d',
    950: '#000000',
  },
}

SCSS

$custom: #cf403d;
$custom-light: #e67e73;
$custom-dark: #000000;

JSON

{
  "hex": "#cf403d",
  "rgb": {
    "r": 207,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 1.233,
    "s": 60.331,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57842,
    "c": 0.18032,
    "h": 25.8
  },
  "luminance": 0.17269
}

Semantic roles & 50–950 ramp

primary

#CF403D

secondary

#94D2D4

accent

#E0E344

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CF403D

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

Preview Lab → · Contrast checker → · Palette generator →