#311103#311103

#311103 is a very dark, muted orange. Relative luminance 0.011; OKLCH L 22.5% C 0.058 H 44.4°. Best body text is #FFFFFF at 17.33:1 contrast (WCAG AA passes).

Color values

HEX	#311103
RGB	rgb(49, 17, 3)
HSL	hsl(18, 88%, 10%)
HSV	hsv(18, 94%, 19%)
CMYK	cmyk(0%, 65.3%, 93.9%, 80.8%)
CIE-LAB	lab(9.49, 15.11, 13.31)
CIE-LCH	lch(9.49, 20.14, 41.39°)
OKLab	oklab(22.54% 0.0413 0.0404)
OKLCH	oklch(22.54% 0.058 44.4)
XYZ	xyz(1.4837, 1.0606, 0.2127)
Luminance	0.0106 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311103 #032331

analogous

#31030C #311103 #312803

triadic

#311103 #033111 #110331

tetradic

#311103 #0C3103 #032331 #280331

square

#311103 #0C3103 #032331 #280331

split-complementary

#311103 #033128 #030C31

monochromatic

#1D0A02 #1D0A02 #311103 #6B2507 #A4390A

Accessibility & contrast

On white

17.33

#311103 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#311103 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311103

17.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311103	#FFFFFF	#000000	##FFFFFF
##311103	1.00	17.33	1.21	17.33
#FFFFFF	17.33	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1602

Deuteranopia (green-blind)

#221D03

Tritanopia (blue-blind)

#370A0E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #311103;
/* rgb */ color: rgb(49, 17, 3);
/* oklch */ color: oklch(22.5% 0.058 44.4);

Tailwind

colors: {
  custom: {
    50: '#6c5048',
    500: '#311103',
    950: '#000000',
  },
}

SCSS

$custom: #311103;
$custom-light: #6c5048;
$custom-dark: #000000;

JSON

{
  "hex": "#311103",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 3
  },
  "hsl": {
    "h": 18.261,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.22537,
    "c": 0.05781,
    "h": 44.4
  },
  "luminance": 0.0106
}

Semantic roles & 50–950 ramp

primary

#311103

secondary

#1B5974

accent

#BEFF29

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#070200

muted

#7A7877

Preview Lab

Preview with #311103

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

Preview Lab → · Contrast checker → · Palette generator →