#131C01#131C01

#131C01 is a very dark, muted yellow-green. Relative luminance 0.010; OKLCH L 21.0% C 0.050 H 125.0°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#131C01
RGB	rgb(19, 28, 1)
HSL	hsl(80, 93%, 6%)
HSV	hsv(80, 96%, 11%)
CMYK	cmyk(32.1%, 0%, 96.4%, 89%)
CIE-LAB	lab(8.75, -9.47, 12.51)
CIE-LCH	lch(8.75, 15.69, 127.13°)
OKLab	oklab(21% -0.0289 0.0413)
OKLCH	oklch(21% 0.05 125)
XYZ	xyz(0.6893, 0.9711, 0.1798)
Luminance	0.0097 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C01 #0A011C

analogous

#1C1701 #131C01 #051C01

triadic

#131C01 #01131C #1C0113

tetradic

#131C01 #011C17 #0A011C #1C0105

square

#131C01 #011C17 #0A011C #1C0105

split-complementary

#131C01 #01051C #17011C

monochromatic

#141E01 #141E01 #141E01 #3B5703 #639205

Accessibility & contrast

On white

17.58

#131C01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#131C01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C01

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C01	#FFFFFF	#000000	##FFFFFF
##131C01	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1900

Deuteranopia (green-blind)

#1D1902

Tritanopia (blue-blind)

#141A16

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #131c01;
/* rgb */ color: rgb(19, 28, 1);
/* oklch */ color: oklch(21.0% 0.050 125.0);

Tailwind

colors: {
  custom: {
    50: '#505847',
    500: '#131c01',
    950: '#000000',
  },
}

SCSS

$custom: #131c01;
$custom-light: #505847;
$custom-dark: #000000;

JSON

{
  "hex": "#131c01",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 1
  },
  "hsl": {
    "h": 80,
    "s": 93.103,
    "l": 5.686
  },
  "oklch": {
    "l": 0.21001,
    "c": 0.05045,
    "h": 125
  },
  "luminance": 0.00971
}

Semantic roles & 50–950 ramp

primary

#131C01

secondary

#2F1564

accent

#29FF70

background

#F4F5F3

surface

#E7E9E5

border

#C3C5C1

text

#020300

muted

#787877

Preview Lab

Preview with #131C01

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

Preview Lab → · Contrast checker → · Palette generator →