#15205B#15205B

#15205B is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.6% C 0.106 H 269.9°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#15205B
RGB	rgb(21, 32, 91)
HSL	hsl(231, 63%, 22%)
HSV	hsv(231, 77%, 36%)
CMYK	cmyk(76.9%, 64.8%, 0%, 64.3%)
CIE-LAB	lab(15.21, 18.29, -36.81)
CIE-LCH	lch(15.21, 41.11, 296.42°)
OKLab	oklab(27.62% -0.0002 -0.1062)
OKLCH	oklch(27.62% 0.106 269.9)
XYZ	xyz(2.7135, 1.9475, 10.1284)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15205B #5B5015

analogous

#15435B #15205B #2D155B

triadic

#15205B #5B1520 #205B15

tetradic

#15205B #5B1543 #5B5015 #155B2D

square

#15205B #5B1543 #5B5015 #155B2D

split-complementary

#15205B #5B2D15 #435B15

monochromatic

#060919 #0A0F29 #15205B #20318D #2C43BE

Accessibility & contrast

On white

15.11

#15205B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#15205B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15205B

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15205B	#FFFFFF	#000000	##FFFFFF
##15205B	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295D

Deuteranopia (green-blind)

#00235A

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #15205b;
/* rgb */ color: rgb(21, 32, 91);
/* oklch */ color: oklch(27.6% 0.106 269.9);

Tailwind

colors: {
  custom: {
    50: '#5e5b8a',
    500: '#15205b',
    950: '#000000',
  },
}

SCSS

$custom: #15205b;
$custom-light: #5e5b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#15205b",
  "rgb": {
    "r": 21,
    "g": 32,
    "b": 91
  },
  "hsl": {
    "h": 230.571,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.27615,
    "c": 0.10623,
    "h": 269.9
  },
  "luminance": 0.01948
}

Semantic roles & 50–950 ramp

primary

#15205B

secondary

#928439

accent

#CC42E6

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #15205B

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

Preview Lab → · Contrast checker → · Palette generator →