#15286D#15286D

#15286D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.1% C 0.122 H 267.0°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#15286D
RGB	rgb(21, 40, 109)
HSL	hsl(227, 68%, 25%)
HSV	hsv(227, 81%, 43%)
CMYK	cmyk(80.7%, 63.3%, 0%, 57.3%)
CIE-LAB	lab(19.14, 19.90, -42.24)
CIE-LCH	lch(19.14, 46.69, 295.23°)
OKLab	oklab(31.05% -0.0064 -0.1221)
OKLCH	oklch(31.05% 0.122 267)
XYZ	xyz(3.8274, 2.7807, 14.8000)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15286D #6D5A15

analogous

#15546D #15286D #2E156D

triadic

#15286D #6D1528 #286D15

tetradic

#15286D #6D1554 #6D5A15 #156D2E

square

#15286D #6D1554 #6D5A15 #156D2E

split-complementary

#15286D #6D2E15 #546D15

monochromatic

#05091A #0B153A #15286D #1F3BA0 #294ED4

Accessibility & contrast

On white

13.49

#15286D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#15286D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15286D

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15286D	#FFFFFF	#000000	##FFFFFF
##15286D	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336F

Deuteranopia (green-blind)

#002A6C

Tritanopia (blue-blind)

#003A46

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15286d;
/* rgb */ color: rgb(21, 40, 109);
/* oklch */ color: oklch(31.1% 0.122 267.0);

Tailwind

colors: {
  custom: {
    50: '#626198',
    500: '#15286d',
    950: '#000000',
  },
}

SCSS

$custom: #15286d;
$custom-light: #626198;
$custom-dark: #000000;

JSON

{
  "hex": "#15286d",
  "rgb": {
    "r": 21,
    "g": 40,
    "b": 109
  },
  "hsl": {
    "h": 227.045,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31051,
    "c": 0.12223,
    "h": 267
  },
  "luminance": 0.02781
}

Semantic roles & 50–950 ramp

primary

#15286D

secondary

#A38D3A

accent

#C53DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #15286D

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

Preview Lab → · Contrast checker → · Palette generator →