#B15828#B15828

#B15828 is a mid, vivid orange. Relative luminance 0.165; OKLCH L 56.1% C 0.131 H 46.3°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#B15828
RGB	rgb(177, 88, 40)
HSL	hsl(21, 63%, 43%)
HSV	hsv(21, 77%, 69%)
CMYK	cmyk(0%, 50.3%, 77.4%, 30.6%)
CIE-LAB	lab(47.60, 32.88, 43.01)
CIE-LCH	lch(47.60, 54.14, 52.60°)
OKLab	oklab(56.06% 0.0904 0.0946)
OKLCH	oklch(56.06% 0.131 46.3)
XYZ	xyz(22.0063, 16.4824, 4.0296)
Luminance	0.1648 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B15828 #2881B1

analogous

#B1283C #B15828 #B19D28

triadic

#B15828 #28B158 #5828B1

tetradic

#B15828 #3CB128 #2881B1 #9D28B1

square

#B15828 #3CB128 #2881B1 #9D28B1

split-complementary

#B15828 #28B19D #283CB1

monochromatic

#4D2611 #7F3F1D #B15828 #D47542 #E09A74

Accessibility & contrast

On white

4.89

#B15828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#B15828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B15828

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B15828	#FFFFFF	#000000	##FFFFFF
##B15828	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716522

Deuteranopia (green-blind)

#877926

Tritanopia (blue-blind)

#C2454E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b15828;
/* rgb */ color: rgb(177, 88, 40);
/* oklch */ color: oklch(56.1% 0.131 46.3);

Tailwind

colors: {
  custom: {
    50: '#cf8965',
    500: '#b15828',
    950: '#000000',
  },
}

SCSS

$custom: #b15828;
$custom-light: #cf8965;
$custom-dark: #000000;

JSON

{
  "hex": "#b15828",
  "rgb": {
    "r": 177,
    "g": 88,
    "b": 40
  },
  "hsl": {
    "h": 21.022,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.56057,
    "c": 0.13083,
    "h": 46.3
  },
  "luminance": 0.1648
}

Semantic roles & 50–950 ramp

primary

#B15828

secondary

#6EA8C7

accent

#ADE642

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B15828

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

Preview Lab → · Contrast checker → · Palette generator →