#15338E#15338E

#15338E is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.5% C 0.155 H 265.1°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#15338E
RGB	rgb(21, 51, 142)
HSL	hsl(225, 74%, 32%)
HSV	hsv(225, 85%, 56%)
CMYK	cmyk(85.2%, 64.1%, 0%, 44.3%)
CIE-LAB	lab(25.20, 25.57, -53.23)
CIE-LCH	lch(25.20, 59.05, 295.65°)
OKLab	oklab(36.48% -0.0131 -0.1541)
OKLCH	oklch(36.48% 0.155 265.1)
XYZ	xyz(6.3738, 4.4793, 26.1146)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15338E #8E7015

analogous

#15708E #15338E #34158E

triadic

#15338E #8E1533 #338E15

tetradic

#15338E #8E1570 #8E7015 #158E34

square

#15338E #8E1570 #8E7015 #158E34

split-complementary

#15338E #8E3415 #708E15

monochromatic

#050D23 #0D2059 #15338E #1D46C3 #3B65E2

Accessibility & contrast

On white

11.08

#15338E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#15338E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15338E

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15338E	#FFFFFF	#000000	##FFFFFF
##15338E	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#00368C

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #15338e;
/* rgb */ color: rgb(21, 51, 142);
/* oklch */ color: oklch(36.5% 0.155 265.1);

Tailwind

colors: {
  custom: {
    50: '#6a6ab0',
    500: '#15338e',
    950: '#000000',
  },
}

SCSS

$custom: #15338e;
$custom-light: #6a6ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#15338e",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 142
  },
  "hsl": {
    "h": 225.124,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36482,
    "c": 0.15468,
    "h": 265.1
  },
  "luminance": 0.0448
}

Semantic roles & 50–950 ramp

primary

#15338E

secondary

#C2A13D

accent

#C337F1

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #15338E

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

Preview Lab → · Contrast checker → · Palette generator →