#152F55#152F55

#152F55 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.076 H 258.0°. Best body text is #FFFFFF at 13.38:1 contrast (WCAG AA passes).

Color values

HEX	#152F55
RGB	rgb(21, 47, 85)
HSL	hsl(216, 60%, 21%)
HSV	hsv(216, 75%, 33%)
CMYK	cmyk(75.3%, 44.7%, 0%, 66.7%)
CIE-LAB	lab(19.42, 4.70, -26.00)
CIE-LCH	lch(19.42, 26.42, 280.26°)
OKLab	oklab(30.67% -0.0158 -0.0742)
OKLCH	oklch(30.67% 0.076 258)
XYZ	xyz(2.9649, 2.8480, 8.9860)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F55 #553B15

analogous

#154F55 #152F55 #1B1555

triadic

#152F55 #55152F #2F5515

tetradic

#152F55 #55154F #553B15 #15551B

square

#152F55 #55154F #553B15 #15551B

split-complementary

#152F55 #551B15 #4F5515

monochromatic

#060E19 #091424 #152F55 #214A86 #2D65B7

Accessibility & contrast

On white

13.38

#152F55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#152F55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F55

13.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F55	#FFFFFF	#000000	##FFFFFF
##152F55	1.00	13.38	1.57	13.38
#FFFFFF	13.38	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3256

Deuteranopia (green-blind)

#132C54

Tritanopia (blue-blind)

#00383D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #152f55;
/* rgb */ color: rgb(21, 47, 85);
/* oklch */ color: oklch(30.7% 0.076 258.0);

Tailwind

colors: {
  custom: {
    50: '#5b6785',
    500: '#152f55',
    950: '#000000',
  },
}

SCSS

$custom: #152f55;
$custom-light: #5b6785;
$custom-dark: #000000;

JSON

{
  "hex": "#152f55",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 85
  },
  "hsl": {
    "h": 215.625,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3067,
    "c": 0.07584,
    "h": 258
  },
  "luminance": 0.02848
}

Semantic roles & 50–950 ramp

primary

#152F55

secondary

#8D6B39

accent

#A344E4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #152F55

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

Preview Lab → · Contrast checker → · Palette generator →