#151F50#151F50

#151F50 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.4% C 0.091 H 270.3°. Best body text is #FFFFFF at 15.63:1 contrast (WCAG AA passes).

Color values

HEX	#151F50
RGB	rgb(21, 31, 80)
HSL	hsl(230, 58%, 20%)
HSV	hsv(230, 74%, 31%)
CMYK	cmyk(73.7%, 61.2%, 0%, 68.6%)
CIE-LAB	lab(13.93, 14.47, -31.46)
CIE-LCH	lch(13.93, 34.62, 294.70°)
OKLab	oklab(26.36% 0.0005 -0.0905)
OKLCH	oklch(26.36% 0.091 270.3)
XYZ	xyz(2.2467, 1.7184, 7.8011)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151F50 #504615

analogous

#153C50 #151F50 #291550

triadic

#151F50 #50151F #1F5015

tetradic

#151F50 #50153C #504615 #155029

square

#151F50 #50153C #504615 #155029

split-complementary

#151F50 #502915 #3C5015

monochromatic

#060918 #080C20 #151F50 #223280 #2E45B1

Accessibility & contrast

On white

15.63

#151F50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#151F50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151F50

15.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151F50	#FFFFFF	#000000	##FFFFFF
##151F50	1.00	15.63	1.34	15.63
#FFFFFF	15.63	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002652

Deuteranopia (green-blind)

#00214F

Tritanopia (blue-blind)

#002B34

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #151f50;
/* rgb */ color: rgb(21, 31, 80);
/* oklch */ color: oklch(26.4% 0.091 270.3);

Tailwind

colors: {
  custom: {
    50: '#5b5a81',
    500: '#151f50',
    950: '#000000',
  },
}

SCSS

$custom: #151f50;
$custom-light: #5b5a81;
$custom-dark: #000000;

JSON

{
  "hex": "#151f50",
  "rgb": {
    "r": 21,
    "g": 31,
    "b": 80
  },
  "hsl": {
    "h": 229.831,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.26357,
    "c": 0.09051,
    "h": 270.3
  },
  "luminance": 0.01719
}

Semantic roles & 50–950 ramp

primary

#151F50

secondary

#887A39

accent

#C746E2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #151F50

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

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