#15134B#15134B

#15134B is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.4% C 0.100 H 276.9°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX	#15134B
RGB	rgb(21, 19, 75)
HSL	hsl(242, 60%, 18%)
HSV	hsv(242, 75%, 29%)
CMYK	cmyk(72%, 74.7%, 0%, 70.6%)
CIE-LAB	lab(10.05, 21.26, -34.35)
CIE-LCH	lch(10.05, 40.40, 301.76°)
OKLab	oklab(23.35% 0.012 -0.0991)
OKLCH	oklch(23.35% 0.1 276.9)
XYZ	xyz(1.8117, 1.1330, 6.7785)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15134B #494B13

analogous

#132D4B #15134B #31134B

triadic

#15134B #4B1513 #134B15

tetradic

#15134B #4B132D #494B13 #134B31

square

#15134B #4B132D #494B13 #134B31

split-complementary

#15134B #4B3113 #2D4B13

monochromatic

#070618 #07071A #15134B #231F7C #302CAD

Accessibility & contrast

On white

17.12

#15134B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#15134B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15134B

17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15134B	#FFFFFF	#000000	##FFFFFF
##15134B	1.00	17.12	1.23	17.12
#FFFFFF	17.12	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4D

Deuteranopia (green-blind)

#00194A

Tritanopia (blue-blind)

#00222D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #15134b;
/* rgb */ color: rgb(21, 19, 75);
/* oklch */ color: oklch(23.4% 0.100 276.9);

Tailwind

colors: {
  custom: {
    50: '#5b517e',
    500: '#15134b',
    950: '#000000',
  },
}

SCSS

$custom: #15134b;
$custom-light: #5b517e;
$custom-dark: #000000;

JSON

{
  "hex": "#15134b",
  "rgb": {
    "r": 21,
    "g": 19,
    "b": 75
  },
  "hsl": {
    "h": 242.143,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23351,
    "c": 0.09983,
    "h": 276.9
  },
  "luminance": 0.01133
}

Semantic roles & 50–950 ramp

primary

#15134B

secondary

#818436

accent

#E345DD

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #15134B

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

Preview Lab → · Contrast checker → · Palette generator →