#151A5F#151A5F

#151A5F is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.8% C 0.120 H 271.9°. Best body text is #FFFFFF at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#151A5F
RGB	rgb(21, 26, 95)
HSL	hsl(236, 64%, 23%)
HSV	hsv(236, 78%, 37%)
CMYK	cmyk(77.9%, 72.6%, 0%, 62.7%)
CIE-LAB	lab(13.97, 24.21, -41.51)
CIE-LCH	lch(13.97, 48.06, 300.24°)
OKLab	oklab(26.83% 0.0041 -0.1201)
OKLCH	oklch(26.83% 0.12 271.9)
XYZ	xyz(2.7435, 1.7242, 11.0125)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A5F #5F5A15

analogous

#153F5F #151A5F #35155F

triadic

#151A5F #5F151A #1A5F15

tetradic

#151A5F #5F153F #5F5A15 #155F35

square

#151A5F #5F153F #5F5A15 #155F35

split-complementary

#151A5F #5F3515 #3F5F15

monochromatic

#060719 #0A0C2D #151A5F #202891 #2B35C3

Accessibility & contrast

On white

15.62

#151A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A5F

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A5F	#FFFFFF	#000000	##FFFFFF
##151A5F	1.00	15.62	1.34	15.62
#FFFFFF	15.62	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002761

Deuteranopia (green-blind)

#00205E

Tritanopia (blue-blind)

#002D3A

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151a5f;
/* rgb */ color: rgb(21, 26, 95);
/* oklch */ color: oklch(26.8% 0.120 271.9);

Tailwind

colors: {
  custom: {
    50: '#60568d',
    500: '#151a5f',
    950: '#000000',
  },
}

SCSS

$custom: #151a5f;
$custom-light: #60568d;
$custom-dark: #000000;

JSON

{
  "hex": "#151a5f",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 95
  },
  "hsl": {
    "h": 235.946,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26826,
    "c": 0.12013,
    "h": 271.9
  },
  "luminance": 0.01724
}

Semantic roles & 50–950 ramp

primary

#151A5F

secondary

#96903A

accent

#DC41E7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #151A5F

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

Preview Lab → · Contrast checker → · Palette generator →