#B5552F#B5552F

#B5552F is a mid, vivid orange. Relative luminance 0.165; OKLCH L 56.2% C 0.135 H 41.1°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#B5552F
RGB	rgb(181, 85, 47)
HSL	hsl(17, 59%, 45%)
HSV	hsv(17, 74%, 71%)
CMYK	cmyk(0%, 53%, 74%, 29%)
CIE-LAB	lab(47.66, 36.36, 39.71)
CIE-LCH	lch(47.66, 53.85, 47.52°)
OKLab	oklab(56.25% 0.1018 0.089)
OKLCH	oklch(56.25% 0.135 41.1)
XYZ	xyz(22.8199, 16.5289, 4.6775)
Luminance	0.1653 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5552F #2F8FB5

analogous

#B52F4C #B5552F #B5982F

triadic

#B5552F #2FB555 #552FB5

tetradic

#B5552F #4CB52F #2F8FB5 #982FB5

square

#B5552F #4CB52F #2F8FB5 #982FB5

split-complementary

#B5552F #2FB598 #2F4CB5

monochromatic

#542716 #843E22 #B5552F #D17550 #DE9B80

Accessibility & contrast

On white

4.88

#B5552F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#B5552F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5552F

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5552F	#FFFFFF	#000000	##FFFFFF
##B5552F	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F642B

Deuteranopia (green-blind)

#87792D

Tritanopia (blue-blind)

#C7414D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b5552f;
/* rgb */ color: rgb(181, 85, 47);
/* oklch */ color: oklch(56.2% 0.135 41.1);

Tailwind

colors: {
  custom: {
    50: '#d28769',
    500: '#b5552f',
    950: '#000000',
  },
}

SCSS

$custom: #b5552f;
$custom-light: #d28769;
$custom-dark: #000000;

JSON

{
  "hex": "#b5552f",
  "rgb": {
    "r": 181,
    "g": 85,
    "b": 47
  },
  "hsl": {
    "h": 17.015,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.56247,
    "c": 0.1352,
    "h": 41.1
  },
  "luminance": 0.16526
}

Semantic roles & 50–950 ramp

primary

#B5552F

secondary

#79B1C7

accent

#B6E246

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B5552F

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

Preview Lab → · Contrast checker → · Palette generator →