#101024#101024

#101024 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.5% C 0.040 H 281.7°. Best body text is #FFFFFF at 18.72:1 contrast (WCAG AA passes).

Color values

HEX	#101024
RGB	rgb(16, 16, 36)
HSL	hsl(240, 38%, 10%)
HSV	hsv(240, 56%, 14%)
CMYK	cmyk(55.6%, 55.6%, 0%, 85.9%)
CIE-LAB	lab(5.49, 5.71, -13.40)
CIE-LCH	lch(5.49, 14.56, 293.07°)
OKLab	oklab(18.52% 0.0082 -0.0394)
OKLCH	oklch(18.52% 0.04 281.7)
XYZ	xyz(0.7173, 0.6081, 1.7483)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101024 #242410

analogous

#101A24 #101024 #1A1024

triadic

#101024 #241010 #102410

tetradic

#101024 #24101A #242410 #10241A

square

#101024 #24101A #242410 #10241A

split-complementary

#101024 #241A10 #1A2410

monochromatic

#090915 #090915 #101024 #23234E #363679

Accessibility & contrast

On white

18.72

#101024 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#101024 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101024

18.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101024	#FFFFFF	#000000	##FFFFFF
##101024	1.00	18.72	1.12	18.72
#FFFFFF	18.72	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091325

Deuteranopia (green-blind)

#081124

Tritanopia (blue-blind)

#0A1418

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #101024;
/* rgb */ color: rgb(16, 16, 36);
/* oklch */ color: oklch(18.5% 0.040 281.7);

Tailwind

colors: {
  custom: {
    50: '#4f4e5e',
    500: '#101024',
    950: '#000000',
  },
}

SCSS

$custom: #101024;
$custom-light: #4f4e5e;
$custom-dark: #000000;

JSON

{
  "hex": "#101024",
  "rgb": {
    "r": 16,
    "g": 16,
    "b": 36
  },
  "hsl": {
    "h": 240,
    "s": 38.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.18516,
    "c": 0.04025,
    "h": 281.7
  },
  "luminance": 0.00608
}

Semantic roles & 50–950 ramp

primary

#101024

secondary

#5B5B35

accent

#CE59CE

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020104

muted

#787779

Preview Lab

Preview with #101024

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

Preview Lab → · Contrast checker → · Palette generator →