#152B71#152B71

#152B71 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.1% C 0.124 H 266.1°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#152B71
RGB	rgb(21, 43, 113)
HSL	hsl(226, 69%, 26%)
HSV	hsv(226, 81%, 44%)
CMYK	cmyk(81.4%, 61.9%, 0%, 55.7%)
CIE-LAB	lab(20.36, 19.39, -42.84)
CIE-LCH	lch(20.36, 47.03, 294.35°)
OKLab	oklab(32.07% -0.0085 -0.1238)
OKLCH	oklch(32.07% 0.124 266.1)
XYZ	xyz(4.1527, 3.0790, 15.9950)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152B71 #715B15

analogous

#155971 #152B71 #2D1571

triadic

#152B71 #71152B #2B7115

tetradic

#152B71 #711559 #715B15 #15712D

square

#152B71 #711559 #715B15 #15712D

split-complementary

#152B71 #712D15 #597115

monochromatic

#050A1A #0B173D #152B71 #1F3FA5 #2953D7

Accessibility & contrast

On white

13.00

#152B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#152B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152B71

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152B71	#FFFFFF	#000000	##FFFFFF
##152B71	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003573

Deuteranopia (green-blind)

#002D70

Tritanopia (blue-blind)

#003D49

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #152b71;
/* rgb */ color: rgb(21, 43, 113);
/* oklch */ color: oklch(32.1% 0.124 266.1);

Tailwind

colors: {
  custom: {
    50: '#63639a',
    500: '#152b71',
    950: '#000000',
  },
}

SCSS

$custom: #152b71;
$custom-light: #63639a;
$custom-dark: #000000;

JSON

{
  "hex": "#152b71",
  "rgb": {
    "r": 21,
    "g": 43,
    "b": 113
  },
  "hsl": {
    "h": 225.652,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32068,
    "c": 0.12407,
    "h": 266.1
  },
  "luminance": 0.03079
}

Semantic roles & 50–950 ramp

primary

#152B71

secondary

#A78D3B

accent

#C23CEB

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #152B71

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

Preview Lab → · Contrast checker → · Palette generator →