#15137D#15137D

#15137D is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.167 H 270.4°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#15137D
RGB	rgb(21, 19, 125)
HSL	hsl(241, 74%, 28%)
HSV	hsv(241, 85%, 49%)
CMYK	cmyk(83.2%, 84.8%, 0%, 51%)
CIE-LAB	lab(16.03, 39.30, -57.66)
CIE-LCH	lch(16.03, 69.78, 304.28°)
OKLab	oklab(29.33% 0.0013 -0.1669)
OKLCH	oklch(29.33% 0.167 270.4)
XYZ	xyz(4.2425, 2.1054, 19.5808)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15137D #7B7D13

analogous

#13467D #15137D #4A137D

triadic

#15137D #7D1513 #137D15

tetradic

#15137D #7D1346 #7B7D13 #137D4A

square

#15137D #7D1346 #7B7D13 #137D4A

split-complementary

#15137D #7D4A13 #467D13

monochromatic

#04041B #0C0B48 #15137D #1E1BB2 #2F2CDF

Accessibility & contrast

On white

14.78

#15137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#15137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15137D

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15137D	#FFFFFF	#000000	##FFFFFF
##15137D	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D80

Deuteranopia (green-blind)

#00227B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #15137d;
/* rgb */ color: rgb(21, 19, 125);
/* oklch */ color: oklch(29.3% 0.167 270.4);

Tailwind

colors: {
  custom: {
    50: '#6954a4',
    500: '#15137d',
    950: '#000000',
  },
}

SCSS

$custom: #15137d;
$custom-light: #6954a4;
$custom-dark: #000000;

JSON

{
  "hex": "#15137d",
  "rgb": {
    "r": 21,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 241.132,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.29331,
    "c": 0.16693,
    "h": 270.4
  },
  "luminance": 0.02106
}

Semantic roles & 50–950 ramp

primary

#15137D

secondary

#B0B339

accent

#F038ED

background

#F6F5FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #15137D

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

Preview Lab → · Contrast checker → · Palette generator →