#15124E#15124E

#15124E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.5% C 0.106 H 276.7°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#15124E
RGB	rgb(21, 18, 78)
HSL	hsl(243, 63%, 19%)
HSV	hsv(243, 77%, 31%)
CMYK	cmyk(73.1%, 76.9%, 0%, 69.4%)
CIE-LAB	lab(10.12, 23.11, -36.31)
CIE-LCH	lch(10.12, 43.04, 302.48°)
OKLab	oklab(23.5% 0.0124 -0.1048)
OKLCH	oklch(23.5% 0.106 276.7)
XYZ	xyz(1.9003, 1.1419, 7.3265)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15124E #4B4E12

analogous

#122D4E #15124E #33124E

triadic

#15124E #4E1512 #124E15

tetradic

#15124E #4E122D #4B4E12 #124E33

square

#15124E #4E122D #4B4E12 #124E33

split-complementary

#15124E #4E3312 #2D4E12

monochromatic

#070619 #08071C #15124E #221D80 #3029B1

Accessibility & contrast

On white

17.10

#15124E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#15124E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15124E

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15124E	#FFFFFF	#000000	##FFFFFF
##15124E	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E50

Deuteranopia (green-blind)

#00194D

Tritanopia (blue-blind)

#00222E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #15124e;
/* rgb */ color: rgb(21, 18, 78);
/* oklch */ color: oklch(23.5% 0.106 276.7);

Tailwind

colors: {
  custom: {
    50: '#5c5080',
    500: '#15124e',
    950: '#000000',
  },
}

SCSS

$custom: #15124e;
$custom-light: #5c5080;
$custom-dark: #000000;

JSON

{
  "hex": "#15124e",
  "rgb": {
    "r": 21,
    "g": 18,
    "b": 78
  },
  "hsl": {
    "h": 243,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.23498,
    "c": 0.10558,
    "h": 276.7
  },
  "luminance": 0.01142
}

Semantic roles & 50–950 ramp

primary

#15124E

secondary

#838735

accent

#E642DD

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #15124E

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

Preview Lab → · Contrast checker → · Palette generator →