#151C01#151C01

#151C01 is a very dark, muted yellow-green. Relative luminance 0.010; OKLCH L 21.2% C 0.049 H 122.0°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#151C01
RGB	rgb(21, 28, 1)
HSL	hsl(76, 93%, 6%)
HSV	hsv(76, 96%, 11%)
CMYK	cmyk(25%, 0%, 96.4%, 89%)
CIE-LAB	lab(8.93, -8.57, 12.79)
CIE-LCH	lch(8.93, 15.39, 123.82°)
OKLab	oklab(21.19% -0.0261 0.0417)
OKLCH	oklch(21.19% 0.049 122)
XYZ	xyz(0.7300, 0.9921, 0.1818)
Luminance	0.0099 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151C01 #08011C

analogous

#1C1501 #151C01 #071C01

triadic

#151C01 #01151C #1C0115

tetradic

#151C01 #011C15 #08011C #1C0107

square

#151C01 #011C15 #08011C #1C0107

split-complementary

#151C01 #01071C #15011C

monochromatic

#161E01 #161E01 #161E01 #415703 #6E9205

Accessibility & contrast

On white

17.52

#151C01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#151C01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151C01

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151C01	#FFFFFF	#000000	##FFFFFF
##151C01	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1900

Deuteranopia (green-blind)

#1E1902

Tritanopia (blue-blind)

#171A16

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #151c01;
/* rgb */ color: rgb(21, 28, 1);
/* oklch */ color: oklch(21.2% 0.049 122.0);

Tailwind

colors: {
  custom: {
    50: '#515847',
    500: '#151c01',
    950: '#000000',
  },
}

SCSS

$custom: #151c01;
$custom-light: #515847;
$custom-dark: #000000;

JSON

{
  "hex": "#151c01",
  "rgb": {
    "r": 21,
    "g": 28,
    "b": 1
  },
  "hsl": {
    "h": 75.556,
    "s": 93.103,
    "l": 5.686
  },
  "oklch": {
    "l": 0.21189,
    "c": 0.04918,
    "h": 122
  },
  "luminance": 0.00992
}

Semantic roles & 50–950 ramp

primary

#151C01

secondary

#291564

accent

#29FF60

background

#F4F5F3

surface

#E7E9E5

border

#C3C5C1

text

#020300

muted

#787877

Preview Lab

Preview with #151C01

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

Preview Lab → · Contrast checker → · Palette generator →