#B54F28#B54F28

#B54F28 is a mid, vivid orange. Relative luminance 0.156; OKLCH L 55.3% C 0.143 H 40.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#B54F28
RGB	rgb(181, 79, 40)
HSL	hsl(17, 64%, 43%)
HSV	hsv(17, 78%, 71%)
CMYK	cmyk(0%, 56.4%, 77.9%, 29%)
CIE-LAB	lab(46.41, 39.10, 42.00)
CIE-LCH	lch(46.41, 57.38, 47.05°)
OKLab	oklab(55.27% 0.109 0.0922)
OKLCH	oklch(55.27% 0.143 40.2)
XYZ	xyz(22.2373, 15.5719, 3.8418)
Luminance	0.1557 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54F28 #288EB5

analogous

#B52847 #B54F28 #B59528

triadic

#B54F28 #28B54F #4F28B5

tetradic

#B54F28 #47B528 #288EB5 #9528B5

square

#B54F28 #47B528 #288EB5 #9528B5

split-complementary

#B54F28 #28B595 #2847B5

monochromatic

#512312 #83391D #B54F28 #D66D44 #E19477

Accessibility & contrast

On white

5.10

#B54F28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#B54F28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54F28

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54F28	#FFFFFF	#000000	##FFFFFF
##B54F28	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6023

Deuteranopia (green-blind)

#847725

Tritanopia (blue-blind)

#C73847

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b54f28;
/* rgb */ color: rgb(181, 79, 40);
/* oklch */ color: oklch(55.3% 0.143 40.2);

Tailwind

colors: {
  custom: {
    50: '#d38364',
    500: '#b54f28',
    950: '#000000',
  },
}

SCSS

$custom: #b54f28;
$custom-light: #d38364;
$custom-dark: #000000;

JSON

{
  "hex": "#b54f28",
  "rgb": {
    "r": 181,
    "g": 79,
    "b": 40
  },
  "hsl": {
    "h": 16.596,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55272,
    "c": 0.1427,
    "h": 40.2
  },
  "luminance": 0.15569
}

Semantic roles & 50–950 ramp

primary

#B54F28

secondary

#70B0C8

accent

#B9E741

background

#FDF8F6

surface

#FBEFEB

border

#D4CAC6

text

#150B05

muted

#837C7A

Preview Lab

Preview with #B54F28

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

Preview Lab → · Contrast checker → · Palette generator →