#15286E#15286E

#15286E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.1% C 0.124 H 267.0°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#15286E
RGB	rgb(21, 40, 110)
HSL	hsl(227, 68%, 26%)
HSV	hsv(227, 81%, 43%)
CMYK	cmyk(80.9%, 63.6%, 0%, 56.9%)
CIE-LAB	lab(19.23, 20.31, -42.74)
CIE-LCH	lch(19.23, 47.32, 295.42°)
OKLab	oklab(31.15% -0.0064 -0.1235)
OKLCH	oklch(31.15% 0.124 267)
XYZ	xyz(3.8815, 2.8024, 15.0852)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15286E #6E5B15

analogous

#15546E #15286E #2E156E

triadic

#15286E #6E1528 #286E15

tetradic

#15286E #6E1554 #6E5B15 #156E2E

square

#15286E #6E1554 #6E5B15 #156E2E

split-complementary

#15286E #6E2E15 #546E15

monochromatic

#05091A #0B153B #15286E #1F3BA1 #294DD5

Accessibility & contrast

On white

13.46

#15286E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#15286E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15286E

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15286E	#FFFFFF	#000000	##FFFFFF
##15286E	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003370

Deuteranopia (green-blind)

#002B6D

Tritanopia (blue-blind)

#003A46

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #15286e;
/* rgb */ color: rgb(21, 40, 110);
/* oklch */ color: oklch(31.1% 0.124 267.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#15286e",
  "rgb": {
    "r": 21,
    "g": 40,
    "b": 110
  },
  "hsl": {
    "h": 227.191,
    "s": 67.939,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31147,
    "c": 0.12369,
    "h": 267
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#15286E

secondary

#A48E3A

accent

#C63DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #15286E

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

Preview Lab → · Contrast checker → · Palette generator →