#151A66#151A66

#151A66 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.6% C 0.130 H 271.4°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#151A66
RGB	rgb(21, 26, 102)
HSL	hsl(236, 66%, 24%)
HSV	hsv(236, 79%, 40%)
CMYK	cmyk(79.4%, 74.5%, 0%, 60%)
CIE-LAB	lab(14.72, 26.93, -44.92)
CIE-LCH	lch(14.72, 52.37, 300.94°)
OKLab	oklab(27.6% 0.0031 -0.13)
OKLCH	oklch(27.6% 0.13 271.4)
XYZ	xyz(3.0761, 1.8572, 12.7642)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A66 #666115

analogous

#154366 #151A66 #391566

triadic

#151A66 #66151A #1A6615

tetradic

#151A66 #661543 #666115 #156639

square

#151A66 #661543 #666115 #156639

split-complementary

#151A66 #663915 #436615

monochromatic

#050619 #0B0D33 #151A66 #1F2799 #2A34CC

Accessibility & contrast

On white

15.31

#151A66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#151A66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A66

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A66	#FFFFFF	#000000	##FFFFFF
##151A66	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002968

Deuteranopia (green-blind)

#002165

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #151a66;
/* rgb */ color: rgb(21, 26, 102);
/* oklch */ color: oklch(27.6% 0.130 271.4);

Tailwind

colors: {
  custom: {
    50: '#625793',
    500: '#151a66',
    950: '#000000',
  },
}

SCSS

$custom: #151a66;
$custom-light: #625793;
$custom-dark: #000000;

JSON

{
  "hex": "#151a66",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 102
  },
  "hsl": {
    "h": 236.296,
    "s": 65.854,
    "l": 24.118
  },
  "oklch": {
    "l": 0.27596,
    "c": 0.13004,
    "h": 271.4
  },
  "luminance": 0.01858
}

Semantic roles & 50–950 ramp

primary

#151A66

secondary

#9D973A

accent

#DE3FE9

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #151A66

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

Preview Lab → · Contrast checker → · Palette generator →