#152F57#152F57

#152F57 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 30.8% C 0.079 H 258.8°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#152F57
RGB	rgb(21, 47, 87)
HSL	hsl(216, 61%, 21%)
HSV	hsv(216, 76%, 34%)
CMYK	cmyk(75.9%, 46%, 0%, 65.9%)
CIE-LAB	lab(19.56, 5.54, -27.12)
CIE-LCH	lch(19.56, 27.68, 281.55°)
OKLab	oklab(30.82% -0.0153 -0.0775)
OKLCH	oklch(30.82% 0.079 258.8)
XYZ	xyz(3.0455, 2.8803, 9.4104)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F57 #573D15

analogous

#155057 #152F57 #1C1557

triadic

#152F57 #57152F #2F5715

tetradic

#152F57 #571550 #573D15 #15571C

square

#152F57 #571550 #573D15 #15571C

split-complementary

#152F57 #571C15 #505715

monochromatic

#060D19 #091426 #152F57 #214A88 #2D64BA

Accessibility & contrast

On white

13.32

#152F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#152F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F57

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F57	#FFFFFF	#000000	##FFFFFF
##152F57	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3359

Deuteranopia (green-blind)

#112D56

Tritanopia (blue-blind)

#00383E

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #152f57;
/* rgb */ color: rgb(21, 47, 87);
/* oklch */ color: oklch(30.8% 0.079 258.8);

Tailwind

colors: {
  custom: {
    50: '#5c6787',
    500: '#152f57',
    950: '#000000',
  },
}

SCSS

$custom: #152f57;
$custom-light: #5c6787;
$custom-dark: #000000;

JSON

{
  "hex": "#152f57",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 87
  },
  "hsl": {
    "h": 216.364,
    "s": 61.111,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30816,
    "c": 0.07897,
    "h": 258.8
  },
  "luminance": 0.02881
}

Semantic roles & 50–950 ramp

primary

#152F57

secondary

#8F6D39

accent

#A544E4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #152F57

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

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