#150F55#150F55

#150F55 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.119 H 276.2°. Best body text is #FFFFFF at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#150F55
RGB	rgb(21, 15, 85)
HSL	hsl(245, 70%, 20%)
HSV	hsv(245, 82%, 33%)
CMYK	cmyk(75.3%, 82.4%, 0%, 66.7%)
CIE-LAB	lab(10.23, 27.65, -40.92)
CIE-LCH	lch(10.23, 49.39, 304.04°)
OKLab	oklab(23.82% 0.0129 -0.1183)
OKLCH	oklch(23.82% 0.119 276.2)
XYZ	xyz(2.1192, 1.1568, 8.7042)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F55 #4F550F

analogous

#0F2C55 #150F55 #380F55

triadic

#150F55 #55150F #0F5515

tetradic

#150F55 #550F2C #4F550F #0F5538

square

#150F55 #550F2C #4F550F #0F5538

split-complementary

#150F55 #55380F #2C550F

monochromatic

#06051A #080621 #150F55 #221889 #2F21BD

Accessibility & contrast

On white

17.05

#150F55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#150F55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F55

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F55	#FFFFFF	#000000	##FFFFFF
##150F55	1.00	17.05	1.23	17.05
#FFFFFF	17.05	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F57

Deuteranopia (green-blind)

#001954

Tritanopia (blue-blind)

#002431

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #150f55;
/* rgb */ color: rgb(21, 15, 85);
/* oklch */ color: oklch(23.8% 0.119 276.2);

Tailwind

colors: {
  custom: {
    50: '#5e4f86',
    500: '#150f55',
    950: '#000000',
  },
}

SCSS

$custom: #150f55;
$custom-light: #5e4f86;
$custom-dark: #000000;

JSON

{
  "hex": "#150f55",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 85
  },
  "hsl": {
    "h": 245.143,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.2382,
    "c": 0.11899,
    "h": 276.2
  },
  "luminance": 0.01157
}

Semantic roles & 50–950 ramp

primary

#150F55

secondary

#878F31

accent

#ED3BDE

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #150F55

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

Preview Lab → · Contrast checker → · Palette generator →