#B15729#B15729

#B15729 is a mid, vivid orange. Relative luminance 0.163; OKLCH L 55.9% C 0.131 H 45.3°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#B15729
RGB	rgb(177, 87, 41)
HSL	hsl(20, 62%, 43%)
HSV	hsv(20, 77%, 69%)
CMYK	cmyk(0%, 50.8%, 76.8%, 30.6%)
CIE-LAB	lab(47.40, 33.45, 42.31)
CIE-LCH	lch(47.40, 53.94, 51.67°)
OKLab	oklab(55.91% 0.0923 0.0934)
OKLCH	oklch(55.91% 0.131 45.3)
XYZ	xyz(21.9420, 16.3263, 4.0932)
Luminance	0.1632 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B15729 #2983B1

analogous

#B1293F #B15729 #B19B29

triadic

#B15729 #29B157 #5729B1

tetradic

#B15729 #3FB129 #2983B1 #9B29B1

square

#B15729 #3FB129 #2983B1 #9B29B1

split-complementary

#B15729 #29B19B #293FB1

monochromatic

#4E2612 #7F3F1D #B15729 #D47444 #DF9975

Accessibility & contrast

On white

4.92

#B15729 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#B15729 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B15729

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B15729	#FFFFFF	#000000	##FFFFFF
##B15729	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706423

Deuteranopia (green-blind)

#867827

Tritanopia (blue-blind)

#C2444D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b15729;
/* rgb */ color: rgb(177, 87, 41);
/* oklch */ color: oklch(55.9% 0.131 45.3);

Tailwind

colors: {
  custom: {
    50: '#cf8865',
    500: '#b15729',
    950: '#000000',
  },
}

SCSS

$custom: #b15729;
$custom-light: #cf8865;
$custom-dark: #000000;

JSON

{
  "hex": "#b15729",
  "rgb": {
    "r": 177,
    "g": 87,
    "b": 41
  },
  "hsl": {
    "h": 20.294,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.55906,
    "c": 0.13126,
    "h": 45.3
  },
  "luminance": 0.16324
}

Semantic roles & 50–950 ramp

primary

#B15729

secondary

#6FA9C7

accent

#AEE542

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B15729

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

Preview Lab → · Contrast checker → · Palette generator →