#3B1F09#3B1F09

#3B1F09 is a dark, muted orange. Relative luminance 0.019; OKLCH L 27.2% C 0.055 H 55.7°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#3B1F09
RGB	rgb(59, 31, 9)
HSL	hsl(26, 74%, 13%)
HSV	hsv(26, 85%, 23%)
CMYK	cmyk(0%, 47.5%, 84.7%, 76.9%)
CIE-LAB	lab(15.11, 11.41, 18.80)
CIE-LCH	lch(15.11, 21.99, 58.75°)
OKLab	oklab(27.25% 0.0308 0.0452)
OKLCH	oklch(27.25% 0.055 55.7)
XYZ	xyz(2.3431, 1.9297, 0.5075)
Luminance	0.0193 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B1F09 #09253B

analogous

#3B090C #3B1F09 #3B3809

triadic

#3B1F09 #093B1F #1F093B

tetradic

#3B1F09 #0C3B09 #09253B #38093B

square

#3B1F09 #0C3B09 #09253B #38093B

split-complementary

#3B1F09 #093B38 #090C3B

monochromatic

#1B0E04 #1B0E04 #3B1F09 #703B11 #A55719

Accessibility & contrast

On white

15.15

#3B1F09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#3B1F09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B1F09

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B1F09	#FFFFFF	#000000	##FFFFFF
##3B1F09	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272207

Deuteranopia (green-blind)

#2E2809

Tritanopia (blue-blind)

#41191A

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #3b1f09;
/* rgb */ color: rgb(59, 31, 9);
/* oklch */ color: oklch(27.2% 0.055 55.7);

Tailwind

colors: {
  custom: {
    50: '#745a4b',
    500: '#3b1f09',
    950: '#000000',
  },
}

SCSS

$custom: #3b1f09;
$custom-light: #745a4b;
$custom-dark: #000000;

JSON

{
  "hex": "#3b1f09",
  "rgb": {
    "r": 59,
    "g": 31,
    "b": 9
  },
  "hsl": {
    "h": 26.4,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.27245,
    "c": 0.05467,
    "h": 55.7
  },
  "luminance": 0.0193
}

Semantic roles & 50–950 ramp

primary

#3B1F09

secondary

#275579

accent

#9FF038

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#090401

muted

#7B7977

Preview Lab

Preview with #3B1F09

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

Preview Lab → · Contrast checker → · Palette generator →