#B05728#B05728

#B05728 is a mid, vivid orange. Relative luminance 0.162; OKLCH L 55.8% C 0.131 H 45.9°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#B05728
RGB	rgb(176, 87, 40)
HSL	hsl(21, 63%, 42%)
HSV	hsv(21, 77%, 69%)
CMYK	cmyk(0%, 50.6%, 77.3%, 31%)
CIE-LAB	lab(47.24, 33.00, 42.59)
CIE-LCH	lch(47.24, 53.88, 52.23°)
OKLab	oklab(55.75% 0.0908 0.0938)
OKLCH	oklch(55.75% 0.131 45.9)
XYZ	xyz(21.6978, 16.2024, 3.9918)
Luminance	0.1620 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B05728 #2881B0

analogous

#B0283D #B05728 #B09B28

triadic

#B05728 #28B057 #5728B0

tetradic

#B05728 #3DB028 #2881B0 #9B28B0

square

#B05728 #3DB028 #2881B0 #9B28B0

split-complementary

#B05728 #28B09B #283DB0

monochromatic

#4C2611 #7E3E1D #B05728 #D47441 #DF9973

Accessibility & contrast

On white

4.95

#B05728 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#B05728 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B05728

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B05728	#FFFFFF	#000000	##FFFFFF
##B05728	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706422

Deuteranopia (green-blind)

#867826

Tritanopia (blue-blind)

#C1444D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b05728;
/* rgb */ color: rgb(176, 87, 40);
/* oklch */ color: oklch(55.8% 0.131 45.9);

Tailwind

colors: {
  custom: {
    50: '#ce8865',
    500: '#b05728',
    950: '#000000',
  },
}

SCSS

$custom: #b05728;
$custom-light: #ce8865;
$custom-dark: #000000;

JSON

{
  "hex": "#b05728",
  "rgb": {
    "r": 176,
    "g": 87,
    "b": 40
  },
  "hsl": {
    "h": 20.735,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.13055,
    "h": 45.9
  },
  "luminance": 0.162
}

Semantic roles & 50–950 ramp

primary

#B05728

secondary

#6DA8C6

accent

#ADE642

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B05728

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

Preview Lab → · Contrast checker → · Palette generator →