#150A4D#150A4D

#150A4D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.1% C 0.113 H 279.2°. Best body text is #FFFFFF at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#150A4D
RGB	rgb(21, 10, 77)
HSL	hsl(250, 77%, 17%)
HSV	hsv(250, 87%, 30%)
CMYK	cmyk(72.7%, 87%, 0%, 69.8%)
CIE-LAB	lab(8.24, 27.73, -38.72)
CIE-LCH	lch(8.24, 47.63, 305.61°)
OKLab	oklab(22.13% 0.0182 -0.1118)
OKLCH	oklch(22.13% 0.113 279.2)
XYZ	xyz(1.7569, 0.9122, 7.1032)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.97

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150A4D #424D0A

analogous

#0A214D #150A4D #370A4D

triadic

#150A4D #4D150A #0A4D15

tetradic

#150A4D #4D0A21 #424D0A #0A4D37

square

#150A4D #4D0A21 #424D0A #0A4D37

split-complementary

#150A4D #4D370A #214D0A

monochromatic

#07041B #07041B #150A4D #241183 #3318B9

Accessibility & contrast

On white

17.76

#150A4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#150A4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150A4D

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150A4D	#FFFFFF	#000000	##FFFFFF
##150A4D	1.00	17.76	1.18	17.76
#FFFFFF	17.76	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4F

Deuteranopia (green-blind)

#00154C

Tritanopia (blue-blind)

#001E2C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #150a4d;
/* rgb */ color: rgb(21, 10, 77);
/* oklch */ color: oklch(22.1% 0.113 279.2);

Tailwind

colors: {
  custom: {
    50: '#5c4b80',
    500: '#150a4d',
    950: '#000000',
  },
}

SCSS

$custom: #150a4d;
$custom-light: #5c4b80;
$custom-dark: #000000;

JSON

{
  "hex": "#150a4d",
  "rgb": {
    "r": 21,
    "g": 10,
    "b": 77
  },
  "hsl": {
    "h": 249.851,
    "s": 77.011,
    "l": 17.059
  },
  "oklch": {
    "l": 0.22131,
    "c": 0.11329,
    "h": 279.2
  },
  "luminance": 0.00912
}

Semantic roles & 50–950 ramp

primary

#150A4D

secondary

#7A8A29

accent

#F434D4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #150A4D

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

Preview Lab → · Contrast checker → · Palette generator →