#151F47#151F47

#151F47 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.076 H 269.8°. Best body text is #FFFFFF at 15.92:1 contrast (WCAG AA passes).

Color values

HEX	#151F47
RGB	rgb(21, 31, 71)
HSL	hsl(228, 54%, 18%)
HSV	hsv(228, 70%, 28%)
CMYK	cmyk(70.4%, 56.3%, 0%, 72.2%)
CIE-LAB	lab(13.19, 10.72, -26.47)
CIE-LCH	lch(13.19, 28.55, 292.04°)
OKLab	oklab(25.57% -0.0003 -0.0758)
OKLCH	oklch(25.57% 0.076 269.8)
XYZ	xyz(1.9362, 1.5942, 6.1657)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151F47 #473D15

analogous

#153847 #151F47 #241547

triadic

#151F47 #47151F #1F4715

tetradic

#151F47 #471538 #473D15 #154724

square

#151F47 #471538 #473D15 #154724

split-complementary

#151F47 #472415 #384715

monochromatic

#070A18 #070A18 #151F47 #233476 #3148A5

Accessibility & contrast

On white

15.92

#151F47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#151F47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151F47

15.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151F47	#FFFFFF	#000000	##FFFFFF
##151F47	1.00	15.92	1.32	15.92
#FFFFFF	15.92	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092448

Deuteranopia (green-blind)

#012046

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #151f47;
/* rgb */ color: rgb(21, 31, 71);
/* oklch */ color: oklch(25.6% 0.076 269.8);

Tailwind

colors: {
  custom: {
    50: '#595a7a',
    500: '#151f47',
    950: '#000000',
  },
}

SCSS

$custom: #151f47;
$custom-light: #595a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#151f47",
  "rgb": {
    "r": 21,
    "g": 31,
    "b": 71
  },
  "hsl": {
    "h": 228,
    "s": 54.348,
    "l": 18.039
  },
  "oklch": {
    "l": 0.25565,
    "c": 0.07583,
    "h": 269.8
  },
  "luminance": 0.01594
}

Semantic roles & 50–950 ramp

primary

#151F47

secondary

#7F7139

accent

#C04ADE

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040309

muted

#79787B

Preview Lab

Preview with #151F47

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

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