#151E55#151E55

#151E55 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.6% C 0.100 H 270.9°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#151E55
RGB	rgb(21, 30, 85)
HSL	hsl(232, 60%, 21%)
HSV	hsv(232, 75%, 33%)
CMYK	cmyk(75.3%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(14.08, 17.29, -34.62)
CIE-LCH	lch(14.08, 38.69, 296.54°)
OKLab	oklab(26.61% 0.0015 -0.0998)
OKLCH	oklch(26.61% 0.1 270.9)
XYZ	xyz(2.4127, 1.7436, 8.8020)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E55 #554C15

analogous

#153E55 #151E55 #2C1555

triadic

#151E55 #55151E #1E5515

tetradic

#151E55 #55153E #554C15 #15552C

square

#151E55 #55153E #554C15 #15552C

split-complementary

#151E55 #552C15 #3E5515

monochromatic

#060919 #090D24 #151E55 #212F86 #2D41B7

Accessibility & contrast

On white

15.57

#151E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#151E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E55

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E55	#FFFFFF	#000000	##FFFFFF
##151E55	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002757

Deuteranopia (green-blind)

#002154

Tritanopia (blue-blind)

#002C36

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #151e55;
/* rgb */ color: rgb(21, 30, 85);
/* oklch */ color: oklch(26.6% 0.100 270.9);

Tailwind

colors: {
  custom: {
    50: '#5c5985',
    500: '#151e55',
    950: '#000000',
  },
}

SCSS

$custom: #151e55;
$custom-light: #5c5985;
$custom-dark: #000000;

JSON

{
  "hex": "#151e55",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 231.563,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.26605,
    "c": 0.09982,
    "h": 270.9
  },
  "luminance": 0.01744
}

Semantic roles & 50–950 ramp

primary

#151E55

secondary

#8D8139

accent

#CD44E4

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #151E55

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

Preview Lab → · Contrast checker → · Palette generator →