#3A180B#3A180B

#3A180B is a dark, muted orange. Relative luminance 0.016; OKLCH L 25.7% C 0.058 H 40.9°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#3A180B
RGB	rgb(58, 24, 11)
HSL	hsl(17, 68%, 14%)
HSV	hsv(17, 81%, 23%)
CMYK	cmyk(0%, 58.6%, 81%, 77.3%)
CIE-LAB	lab(13.09, 15.62, 15.29)
CIE-LCH	lch(13.09, 21.86, 44.39°)
OKLab	oklab(25.67% 0.0441 0.0382)
OKLCH	oklch(25.67% 0.058 40.9)
XYZ	xyz(2.1322, 1.5772, 0.5087)
Luminance	0.0158 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A180B #0B2D3A

analogous

#3A0B15 #3A180B #3A2F0B

triadic

#3A180B #0B3A18 #180B3A

tetradic

#3A180B #153A0B #0B2D3A #2F0B3A

square

#3A180B #153A0B #0B2D3A #2F0B3A

split-complementary

#3A180B #0B3A2F #0B153A

monochromatic

#1A0B05 #1A0B05 #3A180B #6D2D15 #A1431F

Accessibility & contrast

On white

15.96

#3A180B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#3A180B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A180B

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A180B	#FFFFFF	#000000	##FFFFFF
##3A180B	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0A

Deuteranopia (green-blind)

#29250A

Tritanopia (blue-blind)

#401115

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #3a180b;
/* rgb */ color: rgb(58, 24, 11);
/* oklch */ color: oklch(25.7% 0.058 40.9);

Tailwind

colors: {
  custom: {
    50: '#73554b',
    500: '#3a180b',
    950: '#000000',
  },
}

SCSS

$custom: #3a180b;
$custom-light: #73554b;
$custom-dark: #000000;

JSON

{
  "hex": "#3a180b",
  "rgb": {
    "r": 58,
    "g": 24,
    "b": 11
  },
  "hsl": {
    "h": 16.596,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.25665,
    "c": 0.05831,
    "h": 40.9
  },
  "luminance": 0.01577
}

Semantic roles & 50–950 ramp

primary

#3A180B

secondary

#2A6277

accent

#BBEB3D

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#080301

muted

#7B7877

Preview Lab

Preview with #3A180B

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

Preview Lab → · Contrast checker → · Palette generator →