#15318E#15318E

#15318E is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.157 H 265.6°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#15318E
RGB	rgb(21, 49, 142)
HSL	hsl(226, 74%, 32%)
HSV	hsv(226, 85%, 56%)
CMYK	cmyk(85.2%, 65.5%, 0%, 44.3%)
CIE-LAB	lab(24.67, 26.94, -54.10)
CIE-LCH	lch(24.67, 60.44, 296.47°)
OKLab	oklab(36.09% -0.012 -0.1567)
OKLCH	oklch(36.09% 0.157 265.6)
XYZ	xyz(6.2883, 4.3083, 26.0861)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15318E #8E7215

analogous

#156E8E #15318E #36158E

triadic

#15318E #8E1531 #318E15

tetradic

#15318E #8E156E #8E7215 #158E36

square

#15318E #8E156E #8E7215 #158E36

split-complementary

#15318E #8E3615 #6E8E15

monochromatic

#050C23 #0D1F59 #15318E #1D43C3 #3B62E2

Accessibility & contrast

On white

11.28

#15318E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#15318E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15318E

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15318E	#FFFFFF	#000000	##FFFFFF
##15318E	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004091

Deuteranopia (green-blind)

#00358C

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #15318e;
/* rgb */ color: rgb(21, 49, 142);
/* oklch */ color: oklch(36.1% 0.157 265.6);

Tailwind

colors: {
  custom: {
    50: '#6b68b0',
    500: '#15318e',
    950: '#000000',
  },
}

SCSS

$custom: #15318e;
$custom-light: #6b68b0;
$custom-dark: #000000;

JSON

{
  "hex": "#15318e",
  "rgb": {
    "r": 21,
    "g": 49,
    "b": 142
  },
  "hsl": {
    "h": 226.116,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36089,
    "c": 0.15715,
    "h": 265.6
  },
  "luminance": 0.04309
}

Semantic roles & 50–950 ramp

primary

#15318E

secondary

#C2A33D

accent

#C637F1

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #15318E

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

Preview Lab → · Contrast checker → · Palette generator →