#B4402F#B4402F

#B4402F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.154 H 31.0°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B4402F
RGB	rgb(180, 64, 47)
HSL	hsl(8, 59%, 45%)
HSV	hsv(8, 74%, 71%)
CMYK	cmyk(0%, 64.4%, 73.9%, 29.4%)
CIE-LAB	lab(43.62, 46.10, 35.25)
CIE-LCH	lch(43.62, 58.03, 37.40°)
OKLab	oklab(53.16% 0.132 0.0794)
OKLCH	oklch(53.16% 0.154 31)
XYZ	xyz(21.1712, 13.5783, 4.1948)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4402F #2FA3B4

analogous

#B42F61 #B4402F #B4832F

triadic

#B4402F #2FB440 #402FB4

tetradic

#B4402F #61B42F #2FA3B4 #832FB4

square

#B4402F #61B42F #2FA3B4 #832FB4

split-complementary

#B4402F #2FB483 #2F61B4

monochromatic

#531D16 #832F22 #B4402F #D1604F #DE8C80

Accessibility & contrast

On white

5.65

#B4402F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B4402F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4402F

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4402F	#FFFFFF	#000000	##FFFFFF
##B4402F	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572C

Deuteranopia (green-blind)

#7D712B

Tritanopia (blue-blind)

#C6223D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b4402f;
/* rgb */ color: rgb(180, 64, 47);
/* oklch */ color: oklch(53.2% 0.154 31.0);

Tailwind

colors: {
  custom: {
    50: '#d27a68',
    500: '#b4402f',
    950: '#000000',
  },
}

SCSS

$custom: #b4402f;
$custom-light: #d27a68;
$custom-dark: #000000;

JSON

{
  "hex": "#b4402f",
  "rgb": {
    "r": 180,
    "g": 64,
    "b": 47
  },
  "hsl": {
    "h": 7.669,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53157,
    "c": 0.15403,
    "h": 31
  },
  "luminance": 0.13575
}

Semantic roles & 50–950 ramp

primary

#B4402F

secondary

#78BDC7

accent

#CEE246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B4402F

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

Preview Lab → · Contrast checker → · Palette generator →