#B3621C#B3621C

#B3621C is a mid, vivid orange. Relative luminance 0.184; OKLCH L 57.9% C 0.130 H 55.6°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#B3621C
RGB	rgb(179, 98, 28)
HSL	hsl(28, 73%, 41%)
HSV	hsv(28, 84%, 70%)
CMYK	cmyk(0%, 45.3%, 84.4%, 29.8%)
CIE-LAB	lab(49.98, 27.93, 50.60)
CIE-LCH	lch(49.98, 57.79, 61.10°)
OKLab	oklab(57.92% 0.0736 0.1076)
OKLCH	oklch(57.92% 0.13 55.6)
XYZ	xyz(23.1699, 18.4056, 3.4309)
Luminance	0.1840 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3621C #1C6DB3

analogous

#B31C21 #B3621C #B3AE1C

triadic

#B3621C #1CB362 #621CB3

tetradic

#B3621C #21B31C #1C6DB3 #AE1CB3

square

#B3621C #21B31C #1C6DB3 #AE1CB3

split-complementary

#B3621C #1CB3AE #1C21B3

monochromatic

#49280B #7E4514 #B3621C #DE802E #E7A063

Accessibility & contrast

On white

4.49

#B3621C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#B3621C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3621C

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3621C	#FFFFFF	#000000	##000000
##B3621C	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6C0F

Deuteranopia (green-blind)

#8D7E1B

Tritanopia (blue-blind)

#C45055

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #b3621c;
/* rgb */ color: rgb(179, 98, 28);
/* oklch */ color: oklch(57.9% 0.130 55.6);

Tailwind

colors: {
  custom: {
    50: '#d18f5f',
    500: '#b3621c',
    950: '#000000',
  },
}

SCSS

$custom: #b3621c;
$custom-light: #d18f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3621c",
  "rgb": {
    "r": 179,
    "g": 98,
    "b": 28
  },
  "hsl": {
    "h": 27.815,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.57917,
    "c": 0.13038,
    "h": 55.6
  },
  "luminance": 0.18403
}

Semantic roles & 50–950 ramp

primary

#B3621C

secondary

#5F99CB

accent

#9BF038

background

#FDF8F5

surface

#FBF0EA

border

#D4CBC6

text

#150C05

muted

#837D79

Preview Lab

Preview with #B3621C

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

Preview Lab → · Contrast checker → · Palette generator →