#150F3F#150F3F

#150F3F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.087 H 281.7°. Best body text is #FFFFFF at 17.92:1 contrast (WCAG AA passes).

Color values

HEX	#150F3F
RGB	rgb(21, 15, 63)
HSL	hsl(248, 62%, 15%)
HSV	hsv(248, 76%, 25%)
CMYK	cmyk(66.7%, 76.2%, 0%, 75.3%)
CIE-LAB	lab(7.77, 19.44, -29.65)
CIE-LCH	lch(7.77, 35.46, 303.26°)
OKLab	oklab(21.31% 0.0177 -0.0854)
OKLCH	oklch(21.31% 0.087 281.7)
XYZ	xyz(1.3770, 0.8599, 4.7951)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 3.87

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F3F #393F0F

analogous

#0F213F #150F3F #2D0F3F

triadic

#150F3F #3F150F #0F3F15

tetradic

#150F3F #3F0F21 #393F0F #0F3F2D

square

#150F3F #3F0F21 #393F0F #0F3F2D

split-complementary

#150F3F #3F2D0F #213F0F

monochromatic

#080619 #080619 #150F3F #251B70 #3627A2

Accessibility & contrast

On white

17.92

#150F3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#150F3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F3F

17.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F3F	#FFFFFF	#000000	##FFFFFF
##150F3F	1.00	17.92	1.17	17.92
#FFFFFF	17.92	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001940

Deuteranopia (green-blind)

#00153E

Tritanopia (blue-blind)

#011B25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #150f3f;
/* rgb */ color: rgb(21, 15, 63);
/* oklch */ color: oklch(21.3% 0.087 281.7);

Tailwind

colors: {
  custom: {
    50: '#584d75',
    500: '#150f3f',
    950: '#000000',
  },
}

SCSS

$custom: #150f3f;
$custom-light: #584d75;
$custom-dark: #000000;

JSON

{
  "hex": "#150f3f",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 63
  },
  "hsl": {
    "h": 247.5,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21314,
    "c": 0.08718,
    "h": 281.7
  },
  "luminance": 0.0086
}

Semantic roles & 50–950 ramp

primary

#150F3F

secondary

#707930

accent

#E543D0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #150F3F

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

Preview Lab → · Contrast checker → · Palette generator →