#B3582E#B3582E

#B3582E is a mid, vivid orange. Relative luminance 0.168; OKLCH L 56.4% C 0.131 H 43.7°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#B3582E
RGB	rgb(179, 88, 46)
HSL	hsl(19, 59%, 44%)
HSV	hsv(19, 74%, 70%)
CMYK	cmyk(0%, 50.8%, 74.3%, 29.8%)
CIE-LAB	lab(47.96, 33.96, 40.46)
CIE-LCH	lch(47.96, 52.82, 50.00°)
OKLab	oklab(56.41% 0.0945 0.0905)
OKLCH	oklch(56.41% 0.131 43.7)
XYZ	xyz(22.5754, 16.7632, 4.6310)
Luminance	0.1676 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3582E #2E89B3

analogous

#B32E47 #B3582E #B39B2E

triadic

#B3582E #2EB358 #582EB3

tetradic

#B3582E #47B32E #2E89B3 #9B2EB3

square

#B3582E #47B32E #2E89B3 #9B2EB3

split-complementary

#B3582E #2EB39B #2E47B3

monochromatic

#522815 #824021 #B3582E #D1774D #DE9C7E

Accessibility & contrast

On white

4.83

#B3582E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#B3582E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3582E

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3582E	#FFFFFF	#000000	##FFFFFF
##B3582E	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716529

Deuteranopia (green-blind)

#877A2C

Tritanopia (blue-blind)

#C4454F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b3582e;
/* rgb */ color: rgb(179, 88, 46);
/* oklch */ color: oklch(56.4% 0.131 43.7);

Tailwind

colors: {
  custom: {
    50: '#d08969',
    500: '#b3582e',
    950: '#000000',
  },
}

SCSS

$custom: #b3582e;
$custom-light: #d08969;
$custom-dark: #000000;

JSON

{
  "hex": "#b3582e",
  "rgb": {
    "r": 179,
    "g": 88,
    "b": 46
  },
  "hsl": {
    "h": 18.947,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5641,
    "c": 0.1308,
    "h": 43.7
  },
  "luminance": 0.1676
}

Semantic roles & 50–950 ramp

primary

#B3582E

secondary

#76ADC6

accent

#B1E246

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150C06

muted

#837D7A

Preview Lab

Preview with #B3582E

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

Preview Lab → · Contrast checker → · Palette generator →