#151A72#151A72

#151A72 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.146 H 270.5°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#151A72
RGB	rgb(21, 26, 114)
HSL	hsl(237, 69%, 26%)
HSV	hsv(237, 82%, 45%)
CMYK	cmyk(81.6%, 77.2%, 0%, 55.3%)
CIE-LAB	lab(16.07, 31.46, -50.53)
CIE-LCH	lch(16.07, 59.52, 301.91°)
OKLab	oklab(28.97% 0.0013 -0.1463)
OKLCH	oklch(28.97% 0.146 270.5)
XYZ	xyz(3.7149, 2.1127, 16.1283)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A72 #726D15

analogous

#154972 #151A72 #3F1572

triadic

#151A72 #72151A #1A7215

tetradic

#151A72 #721549 #726D15 #15723F

square

#151A72 #721549 #726D15 #15723F

split-complementary

#151A72 #723F15 #497215

monochromatic

#05061A #0B0E3E #151A72 #1F26A6 #2A33D8

Accessibility & contrast

On white

14.76

#151A72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#151A72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A72

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A72	#FFFFFF	#000000	##FFFFFF
##151A72	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C75

Deuteranopia (green-blind)

#002370

Tritanopia (blue-blind)

#003444

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #151a72;
/* rgb */ color: rgb(21, 26, 114);
/* oklch */ color: oklch(29.0% 0.146 270.5);

Tailwind

colors: {
  custom: {
    50: '#65579c',
    500: '#151a72',
    950: '#000000',
  },
}

SCSS

$custom: #151a72;
$custom-light: #65579c;
$custom-dark: #000000;

JSON

{
  "hex": "#151a72",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 114
  },
  "hsl": {
    "h": 236.774,
    "s": 68.889,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28965,
    "c": 0.14635,
    "h": 270.5
  },
  "luminance": 0.02113
}

Semantic roles & 50–950 ramp

primary

#151A72

secondary

#A8A23B

accent

#E23CEC

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #151A72

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

Preview Lab → · Contrast checker → · Palette generator →