#151E53#151E53

#151E53 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.4% C 0.097 H 270.9°. Best body text is #FFFFFF at 15.64:1 contrast (WCAG AA passes).

Color values

HEX	#151E53
RGB	rgb(21, 30, 83)
HSL	hsl(231, 60%, 20%)
HSV	hsv(231, 75%, 33%)
CMYK	cmyk(74.7%, 63.9%, 0%, 67.5%)
CIE-LAB	lab(13.90, 16.46, -33.56)
CIE-LCH	lch(13.90, 37.38, 296.13°)
OKLab	oklab(26.41% 0.0015 -0.0967)
OKLCH	oklch(26.41% 0.097 270.9)
XYZ	xyz(2.3343, 1.7123, 8.3894)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E53 #534A15

analogous

#153D53 #151E53 #2B1553

triadic

#151E53 #53151E #1E5315

tetradic

#151E53 #53153D #534A15 #15532B

square

#151E53 #53153D #534A15 #15532B

split-complementary

#151E53 #532B15 #3D5315

monochromatic

#060918 #090C22 #151E53 #213084 #2E41B5

Accessibility & contrast

On white

15.64

#151E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E53

15.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E53	#FFFFFF	#000000	##FFFFFF
##151E53	1.00	15.64	1.34	15.64
#FFFFFF	15.64	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002655

Deuteranopia (green-blind)

#002152

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151e53;
/* rgb */ color: rgb(21, 30, 83);
/* oklch */ color: oklch(26.4% 0.097 270.9);

Tailwind

colors: {
  custom: {
    50: '#5c5984',
    500: '#151e53',
    950: '#000000',
  },
}

SCSS

$custom: #151e53;
$custom-light: #5c5984;
$custom-dark: #000000;

JSON

{
  "hex": "#151e53",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 83
  },
  "hsl": {
    "h": 231.29,
    "s": 59.615,
    "l": 20.392
  },
  "oklch": {
    "l": 0.26414,
    "c": 0.09671,
    "h": 270.9
  },
  "luminance": 0.01713
}

Semantic roles & 50–950 ramp

primary

#151E53

secondary

#8B7F39

accent

#CC45E3

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #151E53

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

Preview Lab → · Contrast checker → · Palette generator →