#150D51#150D51

#150D51 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 23.0% C 0.116 H 277.5°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#150D51
RGB	rgb(21, 13, 81)
HSL	hsl(247, 72%, 18%)
HSV	hsv(247, 84%, 32%)
CMYK	cmyk(74.1%, 84%, 0%, 68.2%)
CIE-LAB	lab(9.33, 27.41, -39.68)
CIE-LCH	lch(9.33, 48.23, 304.64°)
OKLab	oklab(23.04% 0.0151 -0.1146)
OKLCH	oklch(23.04% 0.116 277.5)
XYZ	xyz(1.9379, 1.0412, 7.8818)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150D51 #49510D

analogous

#0D2751 #150D51 #370D51

triadic

#150D51 #51150D #0D5115

tetradic

#150D51 #510D27 #49510D #0D5137

square

#150D51 #510D27 #49510D #0D5137

split-complementary

#150D51 #51370D #27510D

monochromatic

#07041A #07051C #150D51 #231586 #301EBA

Accessibility & contrast

On white

17.38

#150D51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#150D51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150D51

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150D51	#FFFFFF	#000000	##FFFFFF
##150D51	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D53

Deuteranopia (green-blind)

#001750

Tritanopia (blue-blind)

#00212E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #150d51;
/* rgb */ color: rgb(21, 13, 81);
/* oklch */ color: oklch(23.0% 0.116 277.5);

Tailwind

colors: {
  custom: {
    50: '#5d4d83',
    500: '#150d51',
    950: '#000000',
  },
}

SCSS

$custom: #150d51;
$custom-light: #5d4d83;
$custom-dark: #000000;

JSON

{
  "hex": "#150d51",
  "rgb": {
    "r": 21,
    "g": 13,
    "b": 81
  },
  "hsl": {
    "h": 247.059,
    "s": 72.34,
    "l": 18.431
  },
  "oklch": {
    "l": 0.23041,
    "c": 0.11565,
    "h": 277.5
  },
  "luminance": 0.01041
}

Semantic roles & 50–950 ramp

primary

#150D51

secondary

#818C2E

accent

#EF39DA

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #150D51

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

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