#151D25#151D25

#151D25 is a very dark, near-neutral cyan. Relative luminance 0.012; OKLCH L 22.7% C 0.020 H 248.7°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#151D25
RGB	rgb(21, 29, 37)
HSL	hsl(210, 28%, 11%)
HSV	hsv(210, 43%, 15%)
CMYK	cmyk(43.2%, 21.6%, 0%, 85.5%)
CIE-LAB	lab(10.35, -1.07, -6.62)
CIE-LCH	lch(10.35, 6.71, 260.83°)
OKLab	oklab(22.66% -0.0071 -0.0182)
OKLCH	oklch(22.66% 0.02 248.7)
XYZ	xyz(1.0825, 1.1717, 1.9190)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D25 #251D15

analogous

#152525 #151D25 #151525

triadic

#151D25 #25151D #1D2515

tetradic

#151D25 #251525 #251D15 #152515

square

#151D25 #251525 #251D15 #152515

split-complementary

#151D25 #251515 #252515

monochromatic

#0B0F14 #0B0F14 #151D25 #2B3C4C #415A73

Accessibility & contrast

On white

17.01

#151D25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#151D25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D25

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D25	#FFFFFF	#000000	##FFFFFF
##151D25	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1D25

Deuteranopia (green-blind)

#181B25

Tritanopia (blue-blind)

#101F20

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #151d25;
/* rgb */ color: rgb(21, 29, 37);
/* oklch */ color: oklch(22.7% 0.020 248.7);

Tailwind

colors: {
  custom: {
    50: '#52585f',
    500: '#151d25',
    950: '#000000',
  },
}

SCSS

$custom: #151d25;
$custom-light: #52585f;
$custom-dark: #000000;

JSON

{
  "hex": "#151d25",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 37
  },
  "hsl": {
    "h": 210,
    "s": 27.586,
    "l": 11.373
  },
  "oklch": {
    "l": 0.22664,
    "c": 0.01955,
    "h": 248.7
  },
  "luminance": 0.01172
}

Semantic roles & 50–950 ramp

primary

#151D25

secondary

#594B3C

accent

#9464C4

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#020304

muted

#787879

Preview Lab

Preview with #151D25

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

Preview Lab → · Contrast checker → · Palette generator →