#152F5A#152F5A

#152F5A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.0% C 0.084 H 259.9°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#152F5A
RGB	rgb(21, 47, 90)
HSL	hsl(217, 62%, 22%)
HSV	hsv(217, 77%, 35%)
CMYK	cmyk(76.7%, 47.8%, 0%, 64.7%)
CIE-LAB	lab(19.76, 6.81, -28.78)
CIE-LCH	lch(19.76, 29.58, 283.30°)
OKLab	oklab(31.04% -0.0146 -0.0824)
OKLCH	oklch(31.04% 0.084 259.9)
XYZ	xyz(3.1706, 2.9303, 10.0694)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F5A #5A4015

analogous

#15525A #152F5A #1E155A

triadic

#152F5A #5A152F #2F5A15

tetradic

#152F5A #5A1552 #5A4015 #155A1E

square

#152F5A #5A1552 #5A4015 #155A1E

split-complementary

#152F5A #5A1E15 #525A15

monochromatic

#060D19 #091528 #152F5A #21498C #2C63BD

Accessibility & contrast

On white

13.24

#152F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#152F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F5A

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F5A	#FFFFFF	#000000	##FFFFFF
##152F5A	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A335C

Deuteranopia (green-blind)

#0D2D59

Tritanopia (blue-blind)

#003940

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #152f5a;
/* rgb */ color: rgb(21, 47, 90);
/* oklch */ color: oklch(31.0% 0.084 259.9);

Tailwind

colors: {
  custom: {
    50: '#5d6789',
    500: '#152f5a',
    950: '#000000',
  },
}

SCSS

$custom: #152f5a;
$custom-light: #5d6789;
$custom-dark: #000000;

JSON

{
  "hex": "#152f5a",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 90
  },
  "hsl": {
    "h": 217.391,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31041,
    "c": 0.08365,
    "h": 259.9
  },
  "luminance": 0.02931
}

Semantic roles & 50–950 ramp

primary

#152F5A

secondary

#927039

accent

#A843E5

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #152F5A

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

Preview Lab → · Contrast checker → · Palette generator →