#15227E#15227E

#15227E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.153 H 268.6°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#15227E
RGB	rgb(21, 34, 126)
HSL	hsl(233, 71%, 29%)
HSV	hsv(233, 83%, 49%)
CMYK	cmyk(83.3%, 73%, 0%, 50.6%)
CIE-LAB	lab(19.26, 30.82, -52.95)
CIE-LCH	lch(19.26, 61.27, 300.20°)
OKLab	oklab(31.65% -0.0039 -0.1534)
OKLCH	oklch(31.65% 0.153 268.6)
XYZ	xyz(4.6459, 2.8093, 20.0320)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15227E #7E7115

analogous

#15577E #15227E #3D157E

triadic

#15227E #7E1522 #227E15

tetradic

#15227E #7E1557 #7E7115 #157E3D

square

#15227E #7E1557 #7E7115 #157E3D

split-complementary

#15227E #7E3D15 #577E15

monochromatic

#04071A #0C144A #15227E #1E30B2 #3146DD

Accessibility & contrast

On white

13.44

#15227E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#15227E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15227E

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15227E	#FFFFFF	#000000	##FFFFFF
##15227E	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #15227e;
/* rgb */ color: rgb(21, 34, 126);
/* oklch */ color: oklch(31.7% 0.153 268.6);

Tailwind

colors: {
  custom: {
    50: '#685da4',
    500: '#15227e',
    950: '#000000',
  },
}

SCSS

$custom: #15227e;
$custom-light: #685da4;
$custom-dark: #000000;

JSON

{
  "hex": "#15227e",
  "rgb": {
    "r": 21,
    "g": 34,
    "b": 126
  },
  "hsl": {
    "h": 232.571,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.31654,
    "c": 0.15346,
    "h": 268.6
  },
  "luminance": 0.0281
}

Semantic roles & 50–950 ramp

primary

#15227E

secondary

#B3A43C

accent

#D83AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #15227E

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

Preview Lab → · Contrast checker → · Palette generator →