#3B170B#3B170B

#3B170B is a dark, moderate orange. Relative luminance 0.016; OKLCH L 25.7% C 0.061 H 38.8°. Best body text is #FFFFFF at 15.99:1 contrast (WCAG AA passes).

Color values

HEX	#3B170B
RGB	rgb(59, 23, 11)
HSL	hsl(15, 69%, 14%)
HSV	hsv(15, 81%, 23%)
CMYK	cmyk(0%, 61%, 81.4%, 76.9%)
CIE-LAB	lab(13.03, 16.74, 15.24)
CIE-LCH	lch(13.03, 22.64, 42.32°)
OKLab	oklab(25.66% 0.0474 0.0381)
OKLCH	oklch(25.66% 0.061 38.8)
XYZ	xyz(2.1706, 1.5670, 0.5047)
Luminance	0.0157 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B170B #0B2F3B

analogous

#3B0B17 #3B170B #3B2F0B

triadic

#3B170B #0B3B17 #170B3B

tetradic

#3B170B #173B0B #0B2F3B #2F0B3B

square

#3B170B #173B0B #0B2F3B #2F0B3B

split-complementary

#3B170B #0B3B2F #0B173B

monochromatic

#1A0A05 #1A0A05 #3B170B #6F2B15 #A23F1E

Accessibility & contrast

On white

15.99

#3B170B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#3B170B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B170B

15.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B170B	#FFFFFF	#000000	##FFFFFF
##3B170B	1.00	15.99	1.31	15.99
#FFFFFF	15.99	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	15.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0A

Deuteranopia (green-blind)

#2A250A

Tritanopia (blue-blind)

#411014

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #3b170b;
/* rgb */ color: rgb(59, 23, 11);
/* oklch */ color: oklch(25.7% 0.061 38.8);

Tailwind

colors: {
  custom: {
    50: '#74554b',
    500: '#3b170b',
    950: '#000000',
  },
}

SCSS

$custom: #3b170b;
$custom-light: #74554b;
$custom-dark: #000000;

JSON

{
  "hex": "#3b170b",
  "rgb": {
    "r": 59,
    "g": 23,
    "b": 11
  },
  "hsl": {
    "h": 15,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.25655,
    "c": 0.06078,
    "h": 38.8
  },
  "luminance": 0.01567
}

Semantic roles & 50–950 ramp

primary

#3B170B

secondary

#2A6478

accent

#C0EB3C

background

#F7F4F4

surface

#EDE8E7

border

#C8C4C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #3B170B

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

Preview Lab → · Contrast checker → · Palette generator →