#B57528#B57528

#B57528 is a mid, moderate orange. Relative luminance 0.227; OKLCH L 61.7% C 0.120 H 66.5°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#B57528
RGB	rgb(181, 117, 40)
HSL	hsl(33, 64%, 43%)
HSV	hsv(33, 78%, 71%)
CMYK	cmyk(0%, 35.4%, 77.9%, 29%)
CIE-LAB	lab(54.76, 18.73, 50.24)
CIE-LCH	lch(54.76, 53.62, 69.55°)
OKLab	oklab(61.69% 0.0478 0.1099)
OKLCH	oklch(61.69% 0.12 66.5)
XYZ	xyz(25.8024, 22.7020, 5.0301)
Luminance	0.2270 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B57528 #2868B5

analogous

#B52E28 #B57528 #AEB528

triadic

#B57528 #28B575 #7528B5

tetradic

#B57528 #28B52E #2868B5 #B528AE

square

#B57528 #28B52E #2868B5 #B528AE

split-complementary

#B57528 #28AEB5 #2E28B5

monochromatic

#513412 #83551D #B57528 #D69444 #E1B177

Accessibility & contrast

On white

3.79

#B57528 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#B57528 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B57528

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B57528	#FFFFFF	#000000	##000000
##B57528	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7A1D

Deuteranopia (green-blind)

#99892A

Tritanopia (blue-blind)

#C66666

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #b57528;
/* rgb */ color: rgb(181, 117, 40);
/* oklch */ color: oklch(61.7% 0.120 66.5);

Tailwind

colors: {
  custom: {
    50: '#d19c67',
    500: '#b57528',
    950: '#000000',
  },
}

SCSS

$custom: #b57528;
$custom-light: #d19c67;
$custom-dark: #000000;

JSON

{
  "hex": "#b57528",
  "rgb": {
    "r": 181,
    "g": 117,
    "b": 40
  },
  "hsl": {
    "h": 32.766,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.61692,
    "c": 0.11987,
    "h": 66.5
  },
  "luminance": 0.227
}

Semantic roles & 50–950 ramp

primary

#B57528

secondary

#7098C8

accent

#8CE741

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E06

muted

#837E7A

Preview Lab

Preview with #B57528

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

Preview Lab → · Contrast checker → · Palette generator →