#15124B#15124B

#15124B is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.2% C 0.101 H 277.3°. Best body text is #FFFFFF at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#15124B
RGB	rgb(21, 18, 75)
HSL	hsl(243, 61%, 18%)
HSV	hsv(243, 76%, 29%)
CMYK	cmyk(72%, 76%, 0%, 70.6%)
CIE-LAB	lab(9.80, 21.96, -34.77)
CIE-LCH	lch(9.80, 41.12, 302.28°)
OKLab	oklab(23.17% 0.0129 -0.1003)
OKLCH	oklch(23.17% 0.101 277.3)
XYZ	xyz(1.7952, 1.0999, 6.7729)
Luminance	0.0110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15124B #484B12

analogous

#122B4B #15124B #31124B

triadic

#15124B #4B1512 #124B15

tetradic

#15124B #4B122B #484B12 #124B31

square

#15124B #4B122B #484B12 #124B31

split-complementary

#15124B #4B3112 #2B4B12

monochromatic

#070619 #07061A #15124B #231E7C #312AAE

Accessibility & contrast

On white

17.21

#15124B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#15124B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15124B

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15124B	#FFFFFF	#000000	##FFFFFF
##15124B	1.00	17.21	1.22	17.21
#FFFFFF	17.21	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4D

Deuteranopia (green-blind)

#00194A

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #15124b;
/* rgb */ color: rgb(21, 18, 75);
/* oklch */ color: oklch(23.2% 0.101 277.3);

Tailwind

colors: {
  custom: {
    50: '#5b507e',
    500: '#15124b',
    950: '#000000',
  },
}

SCSS

$custom: #15124b;
$custom-light: #5b507e;
$custom-dark: #000000;

JSON

{
  "hex": "#15124b",
  "rgb": {
    "r": 21,
    "g": 18,
    "b": 75
  },
  "hsl": {
    "h": 243.158,
    "s": 61.29,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23166,
    "c": 0.10117,
    "h": 277.3
  },
  "luminance": 0.011
}

Semantic roles & 50–950 ramp

primary

#15124B

secondary

#808435

accent

#E443DC

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #15124B

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

Preview Lab → · Contrast checker → · Palette generator →