#151D54#151D54

#151D54 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.100 H 271.4°. Best body text is #FFFFFF at 15.72:1 contrast (WCAG AA passes).

Color values

HEX	#151D54
RGB	rgb(21, 29, 84)
HSL	hsl(232, 60%, 21%)
HSV	hsv(232, 75%, 33%)
CMYK	cmyk(75%, 65.5%, 0%, 67.1%)
CIE-LAB	lab(13.70, 17.62, -34.56)
CIE-LCH	lch(13.70, 38.79, 297.01°)
OKLab	oklab(26.29% 0.0024 -0.0997)
OKLCH	oklch(26.29% 0.1 271.4)
XYZ	xyz(2.3483, 1.6780, 8.5859)
Luminance	0.0168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151D54 #544C15

analogous

#153C54 #151D54 #2C1554

triadic

#151D54 #54151D #1D5415

tetradic

#151D54 #54153C #544C15 #15542C

square

#151D54 #54153C #544C15 #15542C

split-complementary

#151D54 #542C15 #3C5415

monochromatic

#060818 #090C23 #151D54 #212E85 #2D3FB6

Accessibility & contrast

On white

15.72

#151D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151D54

15.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151D54	#FFFFFF	#000000	##FFFFFF
##151D54	1.00	15.72	1.34	15.72
#FFFFFF	15.72	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002656

Deuteranopia (green-blind)

#002053

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151d54;
/* rgb */ color: rgb(21, 29, 84);
/* oklch */ color: oklch(26.3% 0.100 271.4);

Tailwind

colors: {
  custom: {
    50: '#5c5885',
    500: '#151d54',
    950: '#000000',
  },
}

SCSS

$custom: #151d54;
$custom-light: #5c5885;
$custom-dark: #000000;

JSON

{
  "hex": "#151d54",
  "rgb": {
    "r": 21,
    "g": 29,
    "b": 84
  },
  "hsl": {
    "h": 232.381,
    "s": 60,
    "l": 20.588
  },
  "oklch": {
    "l": 0.26293,
    "c": 0.0997,
    "h": 271.4
  },
  "luminance": 0.01678
}

Semantic roles & 50–950 ramp

primary

#151D54

secondary

#8C8139

accent

#CF45E3

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #151D54

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

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