#B2431E#B2431E

#B2431E is a mid, vivid orange. Relative luminance 0.136; OKLCH L 53.0% C 0.153 H 37.8°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B2431E
RGB	rgb(178, 67, 30)
HSL	hsl(15, 71%, 41%)
HSV	hsv(15, 83%, 70%)
CMYK	cmyk(0%, 62.4%, 83.1%, 30.2%)
CIE-LAB	lab(43.62, 43.38, 44.02)
CIE-LCH	lch(43.62, 61.80, 45.42°)
OKLab	oklab(53.04% 0.1207 0.0937)
OKLCH	oklch(53.04% 0.153 37.8)
XYZ	xyz(20.6039, 13.5760, 2.7635)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2431E #1E8DB2

analogous

#B21E43 #B2431E #B28D1E

triadic

#B2431E #1EB243 #431EB2

tetradic

#B2431E #43B21E #1E8DB2 #8D1EB2

square

#B2431E #43B21E #1E8DB2 #8D1EB2

split-complementary

#B2431E #1EB28D #1E43B2

monochromatic

#491C0C #7E2F15 #B2431E #DC5C31 #E58565

Accessibility & contrast

On white

5.65

#B2431E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B2431E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2431E

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2431E	#FFFFFF	#000000	##FFFFFF
##B2431E	1.00	5.65	3.71	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635718

Deuteranopia (green-blind)

#7E7019

Tritanopia (blue-blind)

#C4263C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b2431e;
/* rgb */ color: rgb(178, 67, 30);
/* oklch */ color: oklch(53.0% 0.153 37.8);

Tailwind

colors: {
  custom: {
    50: '#d17c5d',
    500: '#b2431e',
    950: '#000000',
  },
}

SCSS

$custom: #b2431e;
$custom-light: #d17c5d;
$custom-dark: #000000;

JSON

{
  "hex": "#b2431e",
  "rgb": {
    "r": 178,
    "g": 67,
    "b": 30
  },
  "hsl": {
    "h": 15,
    "s": 71.154,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53037,
    "c": 0.15278,
    "h": 37.8
  },
  "luminance": 0.13573
}

Semantic roles & 50–950 ramp

primary

#B2431E

secondary

#62B0CA

accent

#C1EE3A

background

#FEF7F5

surface

#FCEEE9

border

#D5C9C5

text

#160A04

muted

#847C79

Preview Lab

Preview with #B2431E

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

Preview Lab → · Contrast checker → · Palette generator →