#151E2D#151E2D

#151E2D is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.4% C 0.032 H 260.4°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#151E2D
RGB	rgb(21, 30, 45)
HSL	hsl(218, 36%, 13%)
HSV	hsv(218, 53%, 18%)
CMYK	cmyk(53.3%, 33.3%, 0%, 82.4%)
CIE-LAB	lab(11.12, 1.05, -11.30)
CIE-LCH	lch(11.12, 11.35, 275.28°)
OKLab	oklab(23.4% -0.0053 -0.0315)
OKLCH	oklch(23.4% 0.032 260.4)
XYZ	xyz(1.2470, 1.2774, 2.6630)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E2D #2D2415

analogous

#152A2D #151E2D #18152D

triadic

#151E2D #2D151E #1E2D15

tetradic

#151E2D #2D152A #2D2415 #152D18

square

#151E2D #2D152A #2D2415 #152D18

split-complementary

#151E2D #2D1815 #2A2D15

monochromatic

#0A0E15 #0A0E15 #151E2D #283A57 #3C5680

Accessibility & contrast

On white

16.73

#151E2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#151E2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E2D

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E2D	#FFFFFF	#000000	##FFFFFF
##151E2D	1.00	16.73	1.26	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191F2E

Deuteranopia (green-blind)

#161D2D

Tritanopia (blue-blind)

#0C2123

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151e2d;
/* rgb */ color: rgb(21, 30, 45);
/* oklch */ color: oklch(23.4% 0.032 260.4);

Tailwind

colors: {
  custom: {
    50: '#535966',
    500: '#151e2d',
    950: '#000000',
  },
}

SCSS

$custom: #151e2d;
$custom-light: #535966;
$custom-dark: #000000;

JSON

{
  "hex": "#151e2d",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 45
  },
  "hsl": {
    "h": 217.5,
    "s": 36.364,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23402,
    "c": 0.03199,
    "h": 260.4
  },
  "luminance": 0.01277
}

Semantic roles & 50–950 ramp

primary

#151E2D

secondary

#63543B

accent

#A25BCC

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020305

muted

#78787A

Preview Lab

Preview with #151E2D

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

Preview Lab → · Contrast checker → · Palette generator →