#150F4A#150F4A

#150F4A is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.104 H 278.6°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#150F4A
RGB	rgb(21, 15, 74)
HSL	hsl(246, 66%, 17%)
HSV	hsv(246, 80%, 29%)
CMYK	cmyk(71.6%, 79.7%, 0%, 71%)
CIE-LAB	lab(8.95, 23.60, -35.46)
CIE-LCH	lch(8.95, 42.60, 303.65°)
OKLab	oklab(22.53% 0.0156 -0.1023)
OKLCH	oklch(22.53% 0.104 278.6)
XYZ	xyz(1.7157, 0.9954, 6.5789)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F4A #444A0F

analogous

#0F264A #150F4A #330F4A

triadic

#150F4A #4A150F #0F4A15

tetradic

#150F4A #4A0F26 #444A0F #0F4A33

square

#150F4A #4A0F26 #444A0F #0F4A33

split-complementary

#150F4A #4A330F #264A0F

monochromatic

#070519 #070519 #150F4A #23197D #3224B0

Accessibility & contrast

On white

17.51

#150F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#150F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F4A

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F4A	#FFFFFF	#000000	##FFFFFF
##150F4A	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4C

Deuteranopia (green-blind)

#001749

Tritanopia (blue-blind)

#001F2B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #150f4a;
/* rgb */ color: rgb(21, 15, 74);
/* oklch */ color: oklch(22.5% 0.104 278.6);

Tailwind

colors: {
  custom: {
    50: '#5b4e7d',
    500: '#150f4a',
    950: '#000000',
  },
}

SCSS

$custom: #150f4a;
$custom-light: #5b4e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#150f4a",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 74
  },
  "hsl": {
    "h": 246.102,
    "s": 66.292,
    "l": 17.451
  },
  "oklch": {
    "l": 0.22528,
    "c": 0.10352,
    "h": 278.6
  },
  "luminance": 0.00995
}

Semantic roles & 50–950 ramp

primary

#150F4A

secondary

#7C8430

accent

#E93FD8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #150F4A

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

Preview Lab → · Contrast checker → · Palette generator →