#152A5F#152A5F

#152A5F is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.2% C 0.098 H 264.8°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#152A5F
RGB	rgb(21, 42, 95)
HSL	hsl(223, 64%, 23%)
HSV	hsv(223, 78%, 37%)
CMYK	cmyk(77.9%, 55.8%, 0%, 62.7%)
CIE-LAB	lab(18.55, 12.58, -34.05)
CIE-LCH	lch(18.55, 36.30, 290.28°)
OKLab	oklab(30.23% -0.0089 -0.098)
OKLCH	oklch(30.23% 0.098 264.8)
XYZ	xyz(3.2021, 2.6412, 11.1653)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152A5F #5F4A15

analogous

#154F5F #152A5F #25155F

triadic

#152A5F #5F152A #2A5F15

tetradic

#152A5F #5F154F #5F4A15 #155F25

square

#152A5F #5F154F #5F4A15 #155F25

split-complementary

#152A5F #5F2515 #4F5F15

monochromatic

#060B19 #0A142D #152A5F #204091 #2B56C3

Accessibility & contrast

On white

13.74

#152A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#152A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152A5F

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152A5F	#FFFFFF	#000000	##FFFFFF
##152A5F	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073161

Deuteranopia (green-blind)

#002A5E

Tritanopia (blue-blind)

#003740

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #152a5f;
/* rgb */ color: rgb(21, 42, 95);
/* oklch */ color: oklch(30.2% 0.098 264.8);

Tailwind

colors: {
  custom: {
    50: '#5e638d',
    500: '#152a5f',
    950: '#000000',
  },
}

SCSS

$custom: #152a5f;
$custom-light: #5e638d;
$custom-dark: #000000;

JSON

{
  "hex": "#152a5f",
  "rgb": {
    "r": 21,
    "g": 42,
    "b": 95
  },
  "hsl": {
    "h": 222.973,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.30228,
    "c": 0.09836,
    "h": 264.8
  },
  "luminance": 0.02642
}

Semantic roles & 50–950 ramp

primary

#152A5F

secondary

#967C3A

accent

#B841E7

background

#F5F5F8

surface

#EAEAF0

border

#C6C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #152A5F

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

Preview Lab → · Contrast checker → · Palette generator →