#15285F#15285F

#15285F is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.8% C 0.101 H 266.0°. Best body text is #FFFFFF at 13.99:1 contrast (WCAG AA passes).

Color values

HEX	#15285F
RGB	rgb(21, 40, 95)
HSL	hsl(225, 64%, 23%)
HSV	hsv(225, 78%, 37%)
CMYK	cmyk(77.9%, 57.9%, 0%, 62.7%)
CIE-LAB	lab(17.93, 14.06, -35.05)
CIE-LCH	lch(17.93, 37.76, 291.86°)
OKLab	oklab(29.76% -0.0071 -0.1009)
OKLCH	oklch(29.76% 0.101 266)
XYZ	xyz(3.1329, 2.5029, 11.1423)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15285F #5F4C15

analogous

#154D5F #15285F #27155F

triadic

#15285F #5F1528 #285F15

tetradic

#15285F #5F154D #5F4C15 #155F27

square

#15285F #5F154D #5F4C15 #155F27

split-complementary

#15285F #5F2715 #4D5F15

monochromatic

#060B19 #0A132D #15285F #203D91 #2B52C3

Accessibility & contrast

On white

13.99

#15285F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#15285F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15285F

13.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15285F	#FFFFFF	#000000	##FFFFFF
##15285F	1.00	13.99	1.50	13.99
#FFFFFF	13.99	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F61

Deuteranopia (green-blind)

#00295E

Tritanopia (blue-blind)

#00353F

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #15285f;
/* rgb */ color: rgb(21, 40, 95);
/* oklch */ color: oklch(29.8% 0.101 266.0);

Tailwind

colors: {
  custom: {
    50: '#5e618d',
    500: '#15285f',
    950: '#000000',
  },
}

SCSS

$custom: #15285f;
$custom-light: #5e618d;
$custom-dark: #000000;

JSON

{
  "hex": "#15285f",
  "rgb": {
    "r": 21,
    "g": 40,
    "b": 95
  },
  "hsl": {
    "h": 224.595,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.29763,
    "c": 0.10117,
    "h": 266
  },
  "luminance": 0.02503
}

Semantic roles & 50–950 ramp

primary

#15285F

secondary

#967E3A

accent

#BC41E7

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #15285F

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

Preview Lab → · Contrast checker → · Palette generator →