#B05B28#B05B28

#B05B28 is a mid, vivid orange. Relative luminance 0.169; OKLCH L 56.4% C 0.128 H 48.6°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#B05B28
RGB	rgb(176, 91, 40)
HSL	hsl(23, 63%, 42%)
HSV	hsv(23, 77%, 69%)
CMYK	cmyk(0%, 48.3%, 77.3%, 31%)
CIE-LAB	lab(48.09, 30.87, 43.46)
CIE-LCH	lch(48.09, 53.31, 54.61°)
OKLab	oklab(56.4% 0.0844 0.0956)
OKLCH	oklch(56.4% 0.128 48.6)
XYZ	xyz(22.0307, 16.8681, 4.1028)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B05B28 #287DB0

analogous

#B02839 #B05B28 #B09F28

triadic

#B05B28 #28B05B #5B28B0

tetradic

#B05B28 #39B028 #287DB0 #9F28B0

square

#B05B28 #39B028 #287DB0 #9F28B0

split-complementary

#B05B28 #28B09F #2839B0

monochromatic

#4C2711 #7E411D #B05B28 #D47841 #DF9C73

Accessibility & contrast

On white

4.80

#B05B28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#B05B28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B05B28

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B05B28	#FFFFFF	#000000	##FFFFFF
##B05B28	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736622

Deuteranopia (green-blind)

#887A27

Tritanopia (blue-blind)

#C14950

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b05b28;
/* rgb */ color: rgb(176, 91, 40);
/* oklch */ color: oklch(56.4% 0.128 48.6);

Tailwind

colors: {
  custom: {
    50: '#ce8b65',
    500: '#b05b28',
    950: '#000000',
  },
}

SCSS

$custom: #b05b28;
$custom-light: #ce8b65;
$custom-dark: #000000;

JSON

{
  "hex": "#b05b28",
  "rgb": {
    "r": 176,
    "g": 91,
    "b": 40
  },
  "hsl": {
    "h": 22.5,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.56404,
    "c": 0.12753,
    "h": 48.6
  },
  "luminance": 0.16865
}

Semantic roles & 50–950 ramp

primary

#B05B28

secondary

#6DA5C6

accent

#A8E642

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150C06

muted

#837D7A

Preview Lab

Preview with #B05B28

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

Preview Lab → · Contrast checker → · Palette generator →