#151E2F#151E2F

#151E2F is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.5% C 0.036 H 262.6°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#151E2F
RGB	rgb(21, 30, 47)
HSL	hsl(219, 38%, 13%)
HSV	hsv(219, 55%, 18%)
CMYK	cmyk(55.3%, 36.2%, 0%, 81.6%)
CIE-LAB	lab(11.23, 1.80, -12.58)
CIE-LCH	lch(11.23, 12.71, 278.14°)
OKLab	oklab(23.53% -0.0046 -0.0352)
OKLCH	oklch(23.53% 0.036 262.6)
XYZ	xyz(1.2865, 1.2931, 2.8706)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E2F #2F2615

analogous

#152B2F #151E2F #19152F

triadic

#151E2F #2F151E #1E2F15

tetradic

#151E2F #2F152B #2F2615 #152F19

square

#151E2F #2F152B #2F2615 #152F19

split-complementary

#151E2F #2F1915 #2B2F15

monochromatic

#090D15 #090D15 #151E2F #283959 #3B5484

Accessibility & contrast

On white

16.69

#151E2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#151E2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E2F

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E2F	#FFFFFF	#000000	##FFFFFF
##151E2F	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181F30

Deuteranopia (green-blind)

#151D2F

Tritanopia (blue-blind)

#0B2224

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151e2f;
/* rgb */ color: rgb(21, 30, 47);
/* oklch */ color: oklch(23.5% 0.036 262.6);

Tailwind

colors: {
  custom: {
    50: '#545967',
    500: '#151e2f',
    950: '#000000',
  },
}

SCSS

$custom: #151e2f;
$custom-light: #545967;
$custom-dark: #000000;

JSON

{
  "hex": "#151e2f",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 47
  },
  "hsl": {
    "h": 219.231,
    "s": 38.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23525,
    "c": 0.03553,
    "h": 262.6
  },
  "luminance": 0.01293
}

Semantic roles & 50–950 ramp

primary

#151E2F

secondary

#65563B

accent

#A65ACE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #151E2F

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

Preview Lab → · Contrast checker → · Palette generator →