#101053#101053

#101053 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.4% C 0.117 H 272.8°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#101053
RGB	rgb(16, 16, 83)
HSL	hsl(240, 68%, 19%)
HSV	hsv(240, 81%, 33%)
CMYK	cmyk(80.7%, 80.7%, 0%, 67.5%)
CIE-LAB	lab(9.84, 25.74, -40.23)
CIE-LCH	lch(9.84, 47.75, 302.61°)
OKLab	oklab(23.37% 0.0056 -0.1164)
OKLCH	oklch(23.37% 0.117 272.8)
XYZ	xyz(1.9598, 1.1051, 8.2920)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101053 #535310

analogous

#103253 #101053 #321053

triadic

#101053 #531010 #105310

tetradic

#101053 #531032 #535310 #105332

square

#101053 #531032 #535310 #105332

split-complementary

#101053 #533210 #325310

monochromatic

#05051A #060620 #101053 #1A1A86 #2424BA

Accessibility & contrast

On white

17.20

#101053 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101053 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101053

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101053	#FFFFFF	#000000	##FFFFFF
##101053	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E55

Deuteranopia (green-blind)

#001852

Tritanopia (blue-blind)

#002330

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101053;
/* rgb */ color: rgb(16, 16, 83);
/* oklch */ color: oklch(23.4% 0.117 272.8);

Tailwind

colors: {
  custom: {
    50: '#5b4f84',
    500: '#101053',
    950: '#000000',
  },
}

SCSS

$custom: #101053;
$custom-light: #5b4f84;
$custom-dark: #000000;

JSON

{
  "hex": "#101053",
  "rgb": {
    "r": 16,
    "g": 16,
    "b": 83
  },
  "hsl": {
    "h": 240,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.23368,
    "c": 0.11654,
    "h": 272.8
  },
  "luminance": 0.01105
}

Semantic roles & 50–950 ramp

primary

#101053

secondary

#8D8D32

accent

#EB3DEB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #101053

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

Preview Lab → · Contrast checker → · Palette generator →