#151E33#151E33

#151E33 is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.8% C 0.043 H 265.7°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#151E33
RGB	rgb(21, 30, 51)
HSL	hsl(222, 42%, 14%)
HSV	hsv(222, 59%, 20%)
CMYK	cmyk(58.8%, 41.2%, 0%, 80%)
CIE-LAB	lab(11.46, 3.34, -15.10)
CIE-LCH	lch(11.46, 15.47, 282.46°)
OKLab	oklab(23.79% -0.0032 -0.0425)
OKLCH	oklch(23.79% 0.043 265.7)
XYZ	xyz(1.3709, 1.3269, 3.3152)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E33 #332A15

analogous

#152D33 #151E33 #1B1533

triadic

#151E33 #33151E #1E3315

tetradic

#151E33 #33152D #332A15 #15331B

square

#151E33 #33152D #332A15 #15331B

split-complementary

#151E33 #331B15 #2D3315

monochromatic

#090D16 #090D16 #151E33 #27385E #39518A

Accessibility & contrast

On white

16.60

#151E33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#151E33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E33

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E33	#FFFFFF	#000000	##FFFFFF
##151E33	1.00	16.60	1.27	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162034

Deuteranopia (green-blind)

#131D33

Tritanopia (blue-blind)

#082226

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #151e33;
/* rgb */ color: rgb(21, 30, 51);
/* oklch */ color: oklch(23.8% 0.043 265.7);

Tailwind

colors: {
  custom: {
    50: '#54596a',
    500: '#151e33',
    950: '#000000',
  },
}

SCSS

$custom: #151e33;
$custom-light: #54596a;
$custom-dark: #000000;

JSON

{
  "hex": "#151e33",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 51
  },
  "hsl": {
    "h": 222,
    "s": 41.667,
    "l": 14.118
  },
  "oklch": {
    "l": 0.23785,
    "c": 0.04266,
    "h": 265.7
  },
  "luminance": 0.01327
}

Semantic roles & 50–950 ramp

primary

#151E33

secondary

#6A5B3A

accent

#AD56D1

background

#F4F5F6

surface

#E8E9EB

border

#C4C5C6

text

#030306

muted

#78787A

Preview Lab

Preview with #151E33

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

Preview Lab → · Contrast checker → · Palette generator →