#151A7E#151A7E

#151A7E is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.162 H 269.7°. Best body text is #FFFFFF at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#151A7E
RGB	rgb(21, 26, 126)
HSL	hsl(237, 71%, 29%)
HSV	hsv(237, 83%, 49%)
CMYK	cmyk(83.3%, 79.4%, 0%, 50.6%)
CIE-LAB	lab(17.48, 35.81, -55.90)
CIE-LCH	lch(17.48, 66.39, 302.65°)
OKLab	oklab(30.38% -0.0008 -0.1619)
OKLCH	oklch(30.38% 0.162 269.7)
XYZ	xyz(4.4433, 2.4041, 19.9645)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A7E #7E7915

analogous

#154F7E #151A7E #45157E

triadic

#151A7E #7E151A #1A7E15

tetradic

#151A7E #7E154F #7E7915 #157E45

square

#151A7E #7E154F #7E7915 #157E45

split-complementary

#151A7E #7E4515 #4F7E15

monochromatic

#04051A #0C0F4A #151A7E #1E25B2 #3139DD

Accessibility & contrast

On white

14.18

#151A7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#151A7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A7E

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A7E	#FFFFFF	#000000	##FFFFFF
##151A7E	1.00	14.18	1.48	14.18
#FFFFFF	14.18	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003081

Deuteranopia (green-blind)

#00267C

Tritanopia (blue-blind)

#00384B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #151a7e;
/* rgb */ color: rgb(21, 26, 126);
/* oklch */ color: oklch(30.4% 0.162 269.7);

Tailwind

colors: {
  custom: {
    50: '#6858a5',
    500: '#151a7e',
    950: '#000000',
  },
}

SCSS

$custom: #151a7e;
$custom-light: #6858a5;
$custom-dark: #000000;

JSON

{
  "hex": "#151a7e",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 126
  },
  "hsl": {
    "h": 237.143,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30381,
    "c": 0.16193,
    "h": 269.7
  },
  "luminance": 0.02405
}

Semantic roles & 50–950 ramp

primary

#151A7E

secondary

#B3AD3C

accent

#E63AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #151A7E

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

Preview Lab → · Contrast checker → · Palette generator →