#151A54#151A54

#151A54 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.7% C 0.104 H 272.8°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#151A54
RGB	rgb(21, 26, 84)
HSL	hsl(235, 60%, 21%)
HSV	hsv(235, 75%, 33%)
CMYK	cmyk(75%, 69%, 0%, 67.1%)
CIE-LAB	lab(12.85, 19.82, -35.95)
CIE-LCH	lch(12.85, 41.05, 298.87°)
OKLab	oklab(25.67% 0.0051 -0.1038)
OKLCH	oklch(25.67% 0.104 272.8)
XYZ	xyz(2.2784, 1.5381, 8.5626)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A54 #544F15

analogous

#153954 #151A54 #2F1554

triadic

#151A54 #54151A #1A5415

tetradic

#151A54 #541539 #544F15 #15542F

square

#151A54 #541539 #544F15 #15542F

split-complementary

#151A54 #542F15 #395415

monochromatic

#060818 #090B23 #151A54 #212985 #2D38B6

Accessibility & contrast

On white

16.06

#151A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#151A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A54

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A54	#FFFFFF	#000000	##FFFFFF
##151A54	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002456

Deuteranopia (green-blind)

#001E53

Tritanopia (blue-blind)

#002934

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #151a54;
/* rgb */ color: rgb(21, 26, 84);
/* oklch */ color: oklch(25.7% 0.104 272.8);

Tailwind

colors: {
  custom: {
    50: '#5d5685',
    500: '#151a54',
    950: '#000000',
  },
}

SCSS

$custom: #151a54;
$custom-light: #5d5685;
$custom-dark: #000000;

JSON

{
  "hex": "#151a54",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 84
  },
  "hsl": {
    "h": 235.238,
    "s": 60,
    "l": 20.588
  },
  "oklch": {
    "l": 0.25667,
    "c": 0.10389,
    "h": 272.8
  },
  "luminance": 0.01538
}

Semantic roles & 50–950 ramp

primary

#151A54

secondary

#8C8539

accent

#D745E3

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #151A54

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

Preview Lab → · Contrast checker → · Palette generator →