#151E57#151E57

#151E57 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.8% C 0.103 H 270.8°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#151E57
RGB	rgb(21, 30, 87)
HSL	hsl(232, 61%, 21%)
HSV	hsv(232, 76%, 34%)
CMYK	cmyk(75.9%, 65.5%, 0%, 65.9%)
CIE-LAB	lab(14.26, 18.11, -35.67)
CIE-LCH	lch(14.26, 40.00, 296.92°)
OKLab	oklab(26.8% 0.0015 -0.1029)
OKLCH	oklch(26.8% 0.103 270.8)
XYZ	xyz(2.4932, 1.7759, 9.2264)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E57 #574E15

analogous

#153F57 #151E57 #2D1557

triadic

#151E57 #57151E #1E5715

tetradic

#151E57 #57153F #574E15 #15572D

square

#151E57 #57153F #574E15 #15572D

split-complementary

#151E57 #572D15 #3F5715

monochromatic

#060919 #090D26 #151E57 #212F88 #2D40BA

Accessibility & contrast

On white

15.50

#151E57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#151E57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E57

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E57	#FFFFFF	#000000	##FFFFFF
##151E57	1.00	15.50	1.36	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002759

Deuteranopia (green-blind)

#002156

Tritanopia (blue-blind)

#002C37

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151e57;
/* rgb */ color: rgb(21, 30, 87);
/* oklch */ color: oklch(26.8% 0.103 270.8);

Tailwind

colors: {
  custom: {
    50: '#5d5987',
    500: '#151e57',
    950: '#000000',
  },
}

SCSS

$custom: #151e57;
$custom-light: #5d5987;
$custom-dark: #000000;

JSON

{
  "hex": "#151e57",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 87
  },
  "hsl": {
    "h": 231.818,
    "s": 61.111,
    "l": 21.176
  },
  "oklch": {
    "l": 0.268,
    "c": 0.10291,
    "h": 270.8
  },
  "luminance": 0.01776
}

Semantic roles & 50–950 ramp

primary

#151E57

secondary

#8F8339

accent

#CE44E4

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #151E57

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

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