#B3552B#B3552B

#B3552B is a mid, vivid orange. Relative luminance 0.163; OKLCH L 55.9% C 0.134 H 43.0°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#B3552B
RGB	rgb(179, 85, 43)
HSL	hsl(19, 61%, 44%)
HSV	hsv(19, 76%, 70%)
CMYK	cmyk(0%, 52.5%, 76%, 29.8%)
CIE-LAB	lab(47.31, 35.39, 41.31)
CIE-LCH	lch(47.31, 54.40, 49.42°)
OKLab	oklab(55.91% 0.0983 0.0916)
OKLCH	oklch(55.91% 0.134 43)
XYZ	xyz(22.2771, 16.2579, 4.2500)
Luminance	0.1626 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3552B #2B89B3

analogous

#B32B45 #B3552B #B3992B

triadic

#B3552B #2BB355 #552BB3

tetradic

#B3552B #45B32B #2B89B3 #992BB3

square

#B3552B #45B32B #2B89B3 #992BB3

split-complementary

#B3552B #2BB399 #2B45B3

monochromatic

#502613 #823E1F #B3552B #D37348 #DF9979

Accessibility & contrast

On white

4.94

#B3552B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#B3552B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3552B

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3552B	#FFFFFF	#000000	##FFFFFF
##B3552B	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6326

Deuteranopia (green-blind)

#867829

Tritanopia (blue-blind)

#C4414C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b3552b;
/* rgb */ color: rgb(179, 85, 43);
/* oklch */ color: oklch(55.9% 0.134 43.0);

Tailwind

colors: {
  custom: {
    50: '#d08767',
    500: '#b3552b',
    950: '#000000',
  },
}

SCSS

$custom: #b3552b;
$custom-light: #d08767;
$custom-dark: #000000;

JSON

{
  "hex": "#b3552b",
  "rgb": {
    "r": 179,
    "g": 85,
    "b": 43
  },
  "hsl": {
    "h": 18.529,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55906,
    "c": 0.13436,
    "h": 43
  },
  "luminance": 0.16255
}

Semantic roles & 50–950 ramp

primary

#B3552B

secondary

#73ADC7

accent

#B3E443

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B3552B

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

Preview Lab → · Contrast checker → · Palette generator →