#151A61#151A61

#151A61 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.0% C 0.123 H 271.8°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#151A61
RGB	rgb(21, 26, 97)
HSL	hsl(236, 64%, 23%)
HSV	hsv(236, 78%, 38%)
CMYK	cmyk(78.4%, 73.2%, 0%, 62%)
CIE-LAB	lab(14.18, 24.99, -42.50)
CIE-LCH	lch(14.18, 49.30, 300.46°)
OKLab	oklab(27.04% 0.0038 -0.1229)
OKLCH	oklch(27.04% 0.123 271.8)
XYZ	xyz(2.8356, 1.7610, 11.4974)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A61 #615C15

analogous

#154061 #151A61 #361561

triadic

#151A61 #61151A #1A6115

tetradic

#151A61 #611540 #615C15 #156136

square

#151A61 #611540 #615C15 #156136

split-complementary

#151A61 #613615 #406115

monochromatic

#050719 #0A0D2F #151A61 #202793 #2B35C6

Accessibility & contrast

On white

15.53

#151A61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#151A61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A61

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A61	#FFFFFF	#000000	##FFFFFF
##151A61	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002863

Deuteranopia (green-blind)

#002060

Tritanopia (blue-blind)

#002D3B

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151a61;
/* rgb */ color: rgb(21, 26, 97);
/* oklch */ color: oklch(27.0% 0.123 271.8);

Tailwind

colors: {
  custom: {
    50: '#60578f',
    500: '#151a61',
    950: '#000000',
  },
}

SCSS

$custom: #151a61;
$custom-light: #60578f;
$custom-dark: #000000;

JSON

{
  "hex": "#151a61",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 97
  },
  "hsl": {
    "h": 236.053,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27044,
    "c": 0.12299,
    "h": 271.8
  },
  "luminance": 0.01761
}

Semantic roles & 50–950 ramp

primary

#151A61

secondary

#98923A

accent

#DC40E7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #151A61

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

Preview Lab → · Contrast checker → · Palette generator →