#151A9E#151A9E

#151A9E is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.3% C 0.201 H 268.1°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#151A9E
RGB	rgb(21, 26, 158)
HSL	hsl(238, 77%, 35%)
HSV	hsv(238, 87%, 62%)
CMYK	cmyk(86.7%, 83.5%, 0%, 38%)
CIE-LAB	lab(21.45, 46.62, -69.26)
CIE-LCH	lch(21.45, 83.49, 303.94°)
OKLab	oklab(34.31% -0.0068 -0.2006)
OKLCH	oklch(34.31% 0.201 268.1)
XYZ	xyz(6.8481, 3.3660, 32.6299)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A9E #9E9915

analogous

#155F9E #151A9E #54159E

triadic

#151A9E #9E151A #1A9E15

tetradic

#151A9E #9E155F #9E9915 #159E54

square

#151A9E #9E155F #9E9915 #159E54

split-complementary

#151A9E #9E5415 #5F9E15

monochromatic

#070832 #0E1168 #151A9E #1C23D4 #474DE7

Accessibility & contrast

On white

12.55

#151A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#151A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A9E

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A9E	#FFFFFF	#000000	##FFFFFF
##151A9E	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA2

Deuteranopia (green-blind)

#002C9C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #151a9e;
/* rgb */ color: rgb(21, 26, 158);
/* oklch */ color: oklch(34.3% 0.201 268.1);

Tailwind

colors: {
  custom: {
    50: '#715abc',
    500: '#151a9e',
    950: '#000000',
  },
}

SCSS

$custom: #151a9e;
$custom-light: #715abc;
$custom-dark: #000000;

JSON

{
  "hex": "#151a9e",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 158
  },
  "hsl": {
    "h": 237.81,
    "s": 76.536,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34306,
    "c": 0.20071,
    "h": 268.1
  },
  "luminance": 0.03367
}

Semantic roles & 50–950 ramp

primary

#151A9E

secondary

#C7C347

accent

#EC35F3

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #151A9E

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

Preview Lab → · Contrast checker → · Palette generator →