#15338D#15338D

#15338D is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.153 H 265.1°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#15338D
RGB	rgb(21, 51, 141)
HSL	hsl(225, 74%, 32%)
HSV	hsv(225, 85%, 55%)
CMYK	cmyk(85.1%, 63.8%, 0%, 44.7%)
CIE-LAB	lab(25.10, 25.17, -52.76)
CIE-LCH	lch(25.10, 58.46, 295.50°)
OKLab	oklab(36.39% -0.0131 -0.1527)
OKLCH	oklch(36.39% 0.153 265.1)
XYZ	xyz(6.2991, 4.4494, 25.7210)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15338D #8D6F15

analogous

#156F8D #15338D #33158D

triadic

#15338D #8D1533 #338D15

tetradic

#15338D #8D156F #8D6F15 #158D33

square

#15338D #8D156F #8D6F15 #158D33

split-complementary

#15338D #8D3315 #6F8D15

monochromatic

#050C22 #0D2058 #15338D #1D46C2 #3B64E2

Accessibility & contrast

On white

11.11

#15338D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#15338D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15338D

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15338D	#FFFFFF	#000000	##FFFFFF
##15338D	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#00368B

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #15338d;
/* rgb */ color: rgb(21, 51, 141);
/* oklch */ color: oklch(36.4% 0.153 265.1);

Tailwind

colors: {
  custom: {
    50: '#6a6aaf',
    500: '#15338d',
    950: '#000000',
  },
}

SCSS

$custom: #15338d;
$custom-light: #6a6aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#15338d",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 141
  },
  "hsl": {
    "h": 225,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.36385,
    "c": 0.15331,
    "h": 265.1
  },
  "luminance": 0.0445
}

Semantic roles & 50–950 ramp

primary

#15338D

secondary

#C1A03D

accent

#C237F1

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #15338D

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

Preview Lab → · Contrast checker → · Palette generator →