#15227C#15227C

#15227C is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.4% C 0.151 H 268.6°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#15227C
RGB	rgb(21, 34, 124)
HSL	hsl(232, 71%, 28%)
HSV	hsv(232, 83%, 49%)
CMYK	cmyk(83.1%, 72.6%, 0%, 51.4%)
CIE-LAB	lab(19.05, 30.05, -52.03)
CIE-LCH	lch(19.05, 60.09, 300.01°)
OKLab	oklab(31.44% -0.0036 -0.1507)
OKLCH	oklch(31.44% 0.151 268.6)
XYZ	xyz(4.5181, 2.7582, 19.3591)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15227C #7C6F15

analogous

#15557C #15227C #3B157C

triadic

#15227C #7C1522 #227C15

tetradic

#15227C #7C1555 #7C6F15 #157C3B

square

#15227C #7C1555 #7C6F15 #157C3B

split-complementary

#15227C #7C3B15 #557C15

monochromatic

#04071A #0C1448 #15227C #1E30B0 #3045DC

Accessibility & contrast

On white

13.53

#15227C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#15227C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15227C

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15227C	#FFFFFF	#000000	##FFFFFF
##15227C	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#00297A

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #15227c;
/* rgb */ color: rgb(21, 34, 124);
/* oklch */ color: oklch(31.4% 0.151 268.6);

Tailwind

colors: {
  custom: {
    50: '#675da3',
    500: '#15227c',
    950: '#000000',
  },
}

SCSS

$custom: #15227c;
$custom-light: #675da3;
$custom-dark: #000000;

JSON

{
  "hex": "#15227c",
  "rgb": {
    "r": 21,
    "g": 34,
    "b": 124
  },
  "hsl": {
    "h": 232.427,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31435,
    "c": 0.15078,
    "h": 268.6
  },
  "luminance": 0.02759
}

Semantic roles & 50–950 ramp

primary

#15227C

secondary

#B1A23C

accent

#D73AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #15227C

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

Preview Lab → · Contrast checker → · Palette generator →