#310F01#310F01

#310F01 is a very dark, moderate orange. Relative luminance 0.010; OKLCH L 22.1% C 0.061 H 44.4°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#310F01
RGB	rgb(49, 15, 1)
HSL	hsl(18, 96%, 10%)
HSV	hsv(18, 98%, 19%)
CMYK	cmyk(0%, 69.4%, 98%, 80.8%)
CIE-LAB	lab(8.97, 16.20, 13.38)
CIE-LCH	lch(8.97, 21.01, 39.57°)
OKLab	oklab(22.13% 0.0438 0.0429)
OKLCH	oklch(22.13% 0.061 44.4)
XYZ	xyz(1.4431, 0.9970, 0.1452)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F01 #012331

analogous

#31010B #310F01 #312701

triadic

#310F01 #01310F #0F0131

tetradic

#310F01 #0B3101 #012331 #270131

square

#310F01 #0B3101 #012331 #270131

split-complementary

#310F01 #013127 #010B31

monochromatic

#1E0901 #1E0901 #310F01 #6D2102 #A93403

Accessibility & contrast

On white

17.51

#310F01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310F01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F01

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F01	#FFFFFF	#000000	##FFFFFF
##310F01	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191500

Deuteranopia (green-blind)

#211C00

Tritanopia (blue-blind)

#37070C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #310f01;
/* rgb */ color: rgb(49, 15, 1);
/* oklch */ color: oklch(22.1% 0.061 44.4);

Tailwind

colors: {
  custom: {
    50: '#6c4e47',
    500: '#310f01',
    950: '#000000',
  },
}

SCSS

$custom: #310f01;
$custom-light: #6c4e47;
$custom-dark: #000000;

JSON

{
  "hex": "#310f01",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 1
  },
  "hsl": {
    "h": 17.5,
    "s": 96,
    "l": 9.804
  },
  "oklch": {
    "l": 0.22131,
    "c": 0.06131,
    "h": 44.4
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#310F01

secondary

#175B77

accent

#C1FF29

background

#F6F4F3

surface

#ECE7E5

border

#C7C3C1

text

#070200

muted

#7A7877

Preview Lab

Preview with #310F01

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

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