#150F37#150F37

#150F37 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.5% C 0.075 H 284.5°. Best body text is #FFFFFF at 18.18:1 contrast (WCAG AA passes).

Color values

HEX	#150F37
RGB	rgb(21, 15, 55)
HSL	hsl(249, 57%, 14%)
HSV	hsv(249, 73%, 22%)
CMYK	cmyk(61.8%, 72.7%, 0%, 78.4%)
CIE-LAB	lab(7.02, 16.22, -25.11)
CIE-LCH	lch(7.02, 29.89, 302.86°)
OKLab	oklab(20.49% 0.0187 -0.0722)
OKLCH	oklch(20.49% 0.075 284.5)
XYZ	xyz(1.1695, 0.7768, 3.7020)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight

#03012D

ΔE00 4.19

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F37 #31370F

analogous

#0F1D37 #150F37 #290F37

triadic

#150F37 #37150F #0F3715

tetradic

#150F37 #370F1D #31370F #0F3729

square

#150F37 #370F1D #31370F #0F3729

split-complementary

#150F37 #37290F #1D370F

monochromatic

#090718 #090718 #150F37 #271C67 #3A2997

Accessibility & contrast

On white

18.18

#150F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#150F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F37

18.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F37	#FFFFFF	#000000	##FFFFFF
##150F37	1.00	18.18	1.16	18.18
#FFFFFF	18.18	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001738

Deuteranopia (green-blind)

#001436

Tritanopia (blue-blind)

#071921

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #150f37;
/* rgb */ color: rgb(21, 15, 55);
/* oklch */ color: oklch(20.5% 0.075 284.5);

Tailwind

colors: {
  custom: {
    50: '#564d6e',
    500: '#150f37',
    950: '#000000',
  },
}

SCSS

$custom: #150f37;
$custom-light: #564d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#150f37",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 55
  },
  "hsl": {
    "h": 249,
    "s": 57.143,
    "l": 13.725
  },
  "oklch": {
    "l": 0.20494,
    "c": 0.07461,
    "h": 284.5
  },
  "luminance": 0.00777
}

Semantic roles & 50–950 ramp

primary

#150F37

secondary

#687131

accent

#E047C9

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #150F37

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

Preview Lab → · Contrast checker → · Palette generator →