#B3741D#B3741D

#B3741D is a mid, vivid orange. Relative luminance 0.222; OKLCH L 61.2% C 0.123 H 68.9°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#B3741D
RGB	rgb(179, 116, 29)
HSL	hsl(35, 72%, 41%)
HSV	hsv(35, 84%, 70%)
CMYK	cmyk(0%, 35.2%, 83.8%, 29.8%)
CIE-LAB	lab(54.20, 18.02, 53.89)
CIE-LCH	lch(54.20, 56.82, 71.51°)
OKLab	oklab(61.18% 0.0445 0.1152)
OKLCH	oklch(61.18% 0.123 68.9)
XYZ	xyz(25.0596, 22.1656, 4.1208)
Luminance	0.2216 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3741D #1D5CB3

analogous

#B3291D #B3741D #A7B31D

triadic

#B3741D #1DB374 #741DB3

tetradic

#B3741D #1DB329 #1D5CB3 #B31DA7

square

#B3741D #1DB329 #1D5CB3 #B31DA7

split-complementary

#B3741D #1DA7B3 #291DB3

monochromatic

#4A300C #7E5214 #B3741D #DD9430 #E6B064

Accessibility & contrast

On white

3.87

#B3741D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#B3741D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3741D

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3741D	#FFFFFF	#000000	##000000
##B3741D	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897909

Deuteranopia (green-blind)

#988820

Tritanopia (blue-blind)

#C46564

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #b3741d;
/* rgb */ color: rgb(179, 116, 29);
/* oklch */ color: oklch(61.2% 0.123 68.9);

Tailwind

colors: {
  custom: {
    50: '#d09c62',
    500: '#b3741d',
    950: '#000000',
  },
}

SCSS

$custom: #b3741d;
$custom-light: #d09c62;
$custom-dark: #000000;

JSON

{
  "hex": "#b3741d",
  "rgb": {
    "r": 179,
    "g": 116,
    "b": 29
  },
  "hsl": {
    "h": 34.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.6118,
    "c": 0.12348,
    "h": 68.9
  },
  "luminance": 0.22163
}

Semantic roles & 50–950 ramp

primary

#B3741D

secondary

#618DCB

accent

#85EF39

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E05

muted

#837E7A

Preview Lab

Preview with #B3741D

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

Preview Lab → · Contrast checker → · Palette generator →