#150F3A#150F3A

#150F3A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.079 H 283.4°. Best body text is #FFFFFF at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#150F3A
RGB	rgb(21, 15, 58)
HSL	hsl(248, 59%, 14%)
HSV	hsv(248, 74%, 23%)
CMYK	cmyk(63.8%, 74.1%, 0%, 77.3%)
CIE-LAB	lab(7.29, 17.45, -26.85)
CIE-LCH	lch(7.29, 32.02, 303.03°)
OKLab	oklab(20.79% 0.0184 -0.0772)
OKLCH	oklch(20.79% 0.079 283.4)
XYZ	xyz(1.2436, 0.8065, 4.0923)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#150F3A #343A0F

analogous

#0F1F3A #150F3A #2B0F3A

triadic

#150F3A #3A150F #0F3A15

tetradic

#150F3A #3A0F1F #343A0F #0F3A2B

square

#150F3A #3A0F1F #343A0F #0F3A2B

split-complementary

#150F3A #3A2B0F #1F3A0F

monochromatic

#090618 #090618 #150F3A #271C6B #38289B

Accessibility & contrast

On white

18.08

#150F3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#150F3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #150F3A

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##150F3A	#FFFFFF	#000000	##FFFFFF
##150F3A	1.00	18.08	1.16	18.08
#FFFFFF	18.08	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173B

Deuteranopia (green-blind)

#001539

Tritanopia (blue-blind)

#051A22

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #150f3a;
/* rgb */ color: rgb(21, 15, 58);
/* oklch */ color: oklch(20.8% 0.079 283.4);

Tailwind

colors: {
  custom: {
    50: '#574d71',
    500: '#150f3a',
    950: '#000000',
  },
}

SCSS

$custom: #150f3a;
$custom-light: #574d71;
$custom-dark: #000000;

JSON

{
  "hex": "#150f3a",
  "rgb": {
    "r": 21,
    "g": 15,
    "b": 58
  },
  "hsl": {
    "h": 248.372,
    "s": 58.904,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20794,
    "c": 0.07939,
    "h": 283.4
  },
  "luminance": 0.00807
}

Semantic roles & 50–950 ramp

primary

#150F3A

secondary

#6B7430

accent

#E246CC

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #150F3A

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

Preview Lab → · Contrast checker → · Palette generator →