#B3582D#B3582D

#B3582D is a mid, vivid orange. Relative luminance 0.168; OKLCH L 56.4% C 0.131 H 44.1°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#B3582D
RGB	rgb(179, 88, 45)
HSL	hsl(19, 60%, 44%)
HSV	hsv(19, 75%, 70%)
CMYK	cmyk(0%, 50.8%, 74.9%, 29.8%)
CIE-LAB	lab(47.95, 33.91, 40.97)
CIE-LCH	lch(47.95, 53.18, 50.38°)
OKLab	oklab(56.4% 0.0942 0.0913)
OKLCH	oklch(56.4% 0.131 44.1)
XYZ	xyz(22.5559, 16.7554, 4.5284)
Luminance	0.1675 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3582D #2D88B3

analogous

#B32D45 #B3582D #B39B2D

triadic

#B3582D #2DB358 #582DB3

tetradic

#B3582D #45B32D #2D88B3 #9B2DB3

square

#B3582D #45B32D #2D88B3 #9B2DB3

split-complementary

#B3582D #2DB39B #2D45B3

monochromatic

#512814 #824021 #B3582D #D2774B #DE9C7C

Accessibility & contrast

On white

4.83

#B3582D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#B3582D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3582D

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3582D	#FFFFFF	#000000	##FFFFFF
##B3582D	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)

#716528

Deuteranopia (green-blind)

#877A2B

Tritanopia (blue-blind)

#C4454F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b3582d;
/* rgb */ color: rgb(179, 88, 45);
/* oklch */ color: oklch(56.4% 0.131 44.1);

Tailwind

colors: {
  custom: {
    50: '#d08968',
    500: '#b3582d',
    950: '#000000',
  },
}

SCSS

$custom: #b3582d;
$custom-light: #d08968;
$custom-dark: #000000;

JSON

{
  "hex": "#b3582d",
  "rgb": {
    "r": 179,
    "g": 88,
    "b": 45
  },
  "hsl": {
    "h": 19.254,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.564,
    "c": 0.13117,
    "h": 44.1
  },
  "luminance": 0.16753
}

Semantic roles & 50–950 ramp

primary

#B3582D

secondary

#75ACC7

accent

#B0E345

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150C06

muted

#837D7A

Preview Lab

Preview with #B3582D

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

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