#15138E#15138E

#15138E is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.5% C 0.187 H 269.2°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#15138E
RGB	rgb(21, 19, 142)
HSL	hsl(241, 76%, 32%)
HSV	hsv(241, 87%, 56%)
CMYK	cmyk(85.2%, 86.6%, 0%, 44.3%)
CIE-LAB	lab(18.27, 44.79, -64.68)
CIE-LCH	lch(18.27, 78.67, 304.70°)
OKLab	oklab(31.51% -0.0026 -0.1872)
OKLCH	oklch(31.51% 0.187 269.2)
XYZ	xyz(5.4230, 2.5775, 25.7976)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15138E #8C8E13

analogous

#134F8E #15138E #53138E

triadic

#15138E #8E1513 #138E15

tetradic

#15138E #8E134F #8C8E13 #138E53

square

#15138E #8E134F #8C8E13 #138E53

split-complementary

#15138E #8E5313 #4F8E13

monochromatic

#050522 #0D0C58 #15138E #1D1AC4 #3A37E4

Accessibility & contrast

On white

13.86

#15138E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#15138E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15138E

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15138E	#FFFFFF	#000000	##FFFFFF
##15138E	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003391

Deuteranopia (green-blind)

#00268C

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #15138e;
/* rgb */ color: rgb(21, 19, 142);
/* oklch */ color: oklch(31.5% 0.187 269.2);

Tailwind

colors: {
  custom: {
    50: '#6e55b0',
    500: '#15138e',
    950: '#000000',
  },
}

SCSS

$custom: #15138e;
$custom-light: #6e55b0;
$custom-dark: #000000;

JSON

{
  "hex": "#15138e",
  "rgb": {
    "r": 21,
    "g": 19,
    "b": 142
  },
  "hsl": {
    "h": 240.976,
    "s": 76.398,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31511,
    "c": 0.18722,
    "h": 269.2
  },
  "luminance": 0.02578
}

Semantic roles & 50–950 ramp

primary

#15138E

secondary

#C0C23B

accent

#F335F0

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #15138E

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

Preview Lab → · Contrast checker → · Palette generator →