#152F5D#152F5D

#152F5D is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.3% C 0.088 H 260.8°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#152F5D
RGB	rgb(21, 47, 93)
HSL	hsl(218, 63%, 22%)
HSV	hsv(218, 77%, 36%)
CMYK	cmyk(77.4%, 49.5%, 0%, 63.5%)
CIE-LAB	lab(19.97, 8.07, -30.43)
CIE-LCH	lch(19.97, 31.48, 284.86°)
OKLab	oklab(31.27% -0.014 -0.0872)
OKLCH	oklch(31.27% 0.088 260.8)
XYZ	xyz(3.3008, 2.9824, 10.7555)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F5D #5D4315

analogous

#15535D #152F5D #1F155D

triadic

#152F5D #5D152F #2F5D15

tetradic

#152F5D #5D1553 #5D4315 #155D1F

square

#152F5D #5D1553 #5D4315 #155D1F

split-complementary

#152F5D #5D1F15 #535D15

monochromatic

#060D19 #0A162B #152F5D #20488F #2C61C1

Accessibility & contrast

On white

13.15

#152F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#152F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F5D

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F5D	#FFFFFF	#000000	##FFFFFF
##152F5D	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17345F

Deuteranopia (green-blind)

#072D5C

Tritanopia (blue-blind)

#003A41

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #152f5d;
/* rgb */ color: rgb(21, 47, 93);
/* oklch */ color: oklch(31.3% 0.088 260.8);

Tailwind

colors: {
  custom: {
    50: '#5d678b',
    500: '#152f5d',
    950: '#000000',
  },
}

SCSS

$custom: #152f5d;
$custom-light: #5d678b;
$custom-dark: #000000;

JSON

{
  "hex": "#152f5d",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 93
  },
  "hsl": {
    "h": 218.333,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.31271,
    "c": 0.08832,
    "h": 260.8
  },
  "luminance": 0.02983
}

Semantic roles & 50–950 ramp

primary

#152F5D

secondary

#947439

accent

#AB42E6

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #152F5D

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

Preview Lab → · Contrast checker → · Palette generator →