#151A47#151A47

#151A47 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.4% C 0.083 H 273.7°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#151A47
RGB	rgb(21, 26, 71)
HSL	hsl(234, 54%, 18%)
HSV	hsv(234, 70%, 28%)
CMYK	cmyk(70.4%, 63.4%, 0%, 72.2%)
CIE-LAB	lab(11.64, 14.52, -28.98)
CIE-LCH	lch(11.64, 32.41, 296.61°)
OKLab	oklab(24.4% 0.0054 -0.0833)
OKLCH	oklch(24.4% 0.083 273.7)
XYZ	xyz(1.8156, 1.3530, 6.1255)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A47 #474215

analogous

#153347 #151A47 #291547

triadic

#151A47 #47151A #1A4715

tetradic

#151A47 #471533 #474215 #154729

square

#151A47 #471533 #474215 #154729

split-complementary

#151A47 #472915 #334715

monochromatic

#070918 #070918 #151A47 #232B76 #313DA5

Accessibility & contrast

On white

16.53

#151A47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#151A47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A47

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A47	#FFFFFF	#000000	##FFFFFF
##151A47	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002149

Deuteranopia (green-blind)

#001D46

Tritanopia (blue-blind)

#00252D

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #151a47;
/* rgb */ color: rgb(21, 26, 71);
/* oklch */ color: oklch(24.4% 0.083 273.7);

Tailwind

colors: {
  custom: {
    50: '#59567b',
    500: '#151a47',
    950: '#000000',
  },
}

SCSS

$custom: #151a47;
$custom-light: #59567b;
$custom-dark: #000000;

JSON

{
  "hex": "#151a47",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 71
  },
  "hsl": {
    "h": 234,
    "s": 54.348,
    "l": 18.039
  },
  "oklch": {
    "l": 0.24398,
    "c": 0.08346,
    "h": 273.7
  },
  "luminance": 0.01353
}

Semantic roles & 50–950 ramp

primary

#151A47

secondary

#7F7839

accent

#CF4ADE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #151A47

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

Preview Lab → · Contrast checker → · Palette generator →