#151A5A#151A5A

#151A5A is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.3% C 0.113 H 272.3°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#151A5A
RGB	rgb(21, 26, 90)
HSL	hsl(236, 62%, 22%)
HSV	hsv(236, 77%, 35%)
CMYK	cmyk(76.7%, 71.1%, 0%, 64.7%)
CIE-LAB	lab(13.45, 22.23, -39.02)
CIE-LCH	lch(13.45, 44.91, 299.67°)
OKLab	oklab(26.29% 0.0046 -0.1128)
OKLCH	oklch(26.29% 0.113 272.3)
XYZ	xyz(2.5235, 1.6362, 9.8537)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A5A #5A5515

analogous

#153D5A #151A5A #33155A

triadic

#151A5A #5A151A #1A5A15

tetradic

#151A5A #5A153D #5A5515 #155A33

square

#151A5A #5A153D #5A5515 #155A33

split-complementary

#151A5A #5A3315 #3D5A15

monochromatic

#060719 #090C28 #151A5A #21288C #2C37BD

Accessibility & contrast

On white

15.82

#151A5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#151A5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A5A

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A5A	#FFFFFF	#000000	##FFFFFF
##151A5A	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265C

Deuteranopia (green-blind)

#001F59

Tritanopia (blue-blind)

#002B37

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #151a5a;
/* rgb */ color: rgb(21, 26, 90);
/* oklch */ color: oklch(26.3% 0.113 272.3);

Tailwind

colors: {
  custom: {
    50: '#5e5689',
    500: '#151a5a',
    950: '#000000',
  },
}

SCSS

$custom: #151a5a;
$custom-light: #5e5689;
$custom-dark: #000000;

JSON

{
  "hex": "#151a5a",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 90
  },
  "hsl": {
    "h": 235.652,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.26291,
    "c": 0.11285,
    "h": 272.3
  },
  "luminance": 0.01636
}

Semantic roles & 50–950 ramp

primary

#151A5A

secondary

#928B39

accent

#D943E5

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #151A5A

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

Preview Lab → · Contrast checker → · Palette generator →