#B2403A#B2403A

#B2403A is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.150 H 26.5°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B2403A
RGB	rgb(178, 64, 58)
HSL	hsl(3, 51%, 46%)
HSV	hsv(3, 67%, 70%)
CMYK	cmyk(0%, 64%, 67.4%, 30.2%)
CIE-LAB	lab(43.42, 45.96, 28.55)
CIE-LCH	lch(43.42, 54.10, 31.85°)
OKLab	oklab(52.99% 0.134 0.0668)
OKLCH	oklch(52.99% 0.15 26.5)
XYZ	xyz(20.9593, 13.4402, 5.4927)
Luminance	0.1344 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2403A #3AACB2

analogous

#B23A70 #B2403A #B27C3A

triadic

#B2403A #3AB240 #403AB2

tetradic

#B2403A #70B23A #3AACB2 #7C3AB2

square

#B2403A #70B23A #3AACB2 #7C3AB2

split-complementary

#B2403A #3AB27C #3A70B2

monochromatic

#561F1C #842F2B #B2403A #CB645F #DA918D

Accessibility & contrast

On white

5.70

#B2403A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B2403A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2403A

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2403A	#FFFFFF	#000000	##FFFFFF
##B2403A	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5739

Deuteranopia (green-blind)

#7B7037

Tritanopia (blue-blind)

#C3263F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b2403a;
/* rgb */ color: rgb(178, 64, 58);
/* oklch */ color: oklch(53.0% 0.150 26.5);

Tailwind

colors: {
  custom: {
    50: '#d07a70',
    500: '#b2403a',
    950: '#000000',
  },
}

SCSS

$custom: #b2403a;
$custom-light: #d07a70;
$custom-dark: #000000;

JSON

{
  "hex": "#b2403a",
  "rgb": {
    "r": 178,
    "g": 64,
    "b": 58
  },
  "hsl": {
    "h": 3,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52986,
    "c": 0.14975,
    "h": 26.5
  },
  "luminance": 0.13437
}

Semantic roles & 50–950 ramp

primary

#B2403A

secondary

#83C1C4

accent

#D3DA4D

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B2403A

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

Preview Lab → · Contrast checker → · Palette generator →