#150F5A#150F5A

#150F5A is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.4% C 0.126 H 275.3°. Best body text is #FFFFFF at 16.83:1 contrast (WCAG AA passes).

Color values

HEX	#150F5A
RGB	rgb(21, 15, 90)
HSL	hsl(245, 71%, 21%)
HSV	hsv(245, 83%, 35%)
CMYK	cmyk(76.7%, 83.3%, 0%, 64.7%)
CIE-LAB	lab(10.84, 29.44, -43.31)
CIE-LCH	lch(10.84, 52.37, 304.21°)
OKLab	oklab(24.43% 0.0115 -0.1252)
OKLCH	oklch(24.43% 0.126 275.3)
XYZ	xyz(2.3249, 1.2390, 9.7875)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F5A #545A0F

analogous

#0F2E5A #150F5A #3A0F5A

triadic

#150F5A #5A150F #0F5A15

tetradic

#150F5A #5A0F2E #545A0F #0F5A3A

square

#150F5A #5A0F2E #545A0F #0F5A3A

split-complementary

#150F5A #5A3A0F #2E5A0F

monochromatic

#06041A #090626 #150F5A #21188E #2D20C3

Accessibility & contrast

On white

16.83

#150F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#150F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F5A

16.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F5A	#FFFFFF	#000000	##FFFFFF
##150F5A	1.00	16.83	1.25	16.83
#FFFFFF	16.83	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00205C

Deuteranopia (green-blind)

#001A59

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #150f5a;
/* rgb */ color: rgb(21, 15, 90);
/* oklch */ color: oklch(24.4% 0.126 275.3);

Tailwind

colors: {
  custom: {
    50: '#5f4f8a',
    500: '#150f5a',
    950: '#000000',
  },
}

SCSS

$custom: #150f5a;
$custom-light: #5f4f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#150f5a",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 90
  },
  "hsl": {
    "h": 244.8,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.24426,
    "c": 0.12577,
    "h": 275.3
  },
  "luminance": 0.01239
}

Semantic roles & 50–950 ramp

primary

#150F5A

secondary

#8C9431

accent

#EE3AE0

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #150F5A

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

Preview Lab → · Contrast checker → · Palette generator →