#101253#101253

#101253 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.7% C 0.114 H 272.3°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#101253
RGB	rgb(16, 18, 83)
HSL	hsl(238, 68%, 19%)
HSV	hsv(238, 81%, 33%)
CMYK	cmyk(80.7%, 78.3%, 0%, 67.5%)
CIE-LAB	lab(10.31, 24.41, -39.44)
CIE-LCH	lch(10.31, 46.39, 301.75°)
OKLab	oklab(23.71% 0.0045 -0.1141)
OKLCH	oklch(23.71% 0.114 272.3)
XYZ	xyz(1.9908, 1.1671, 8.3023)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101253 #535110

analogous

#103453 #101253 #301053

triadic

#101253 #531012 #125310

tetradic

#101253 #531034 #535110 #105330

square

#101253 #531034 #535110 #105330

split-complementary

#101253 #533010 #345310

monochromatic

#05061A #060720 #101253 #1A1D86 #2428BA

Accessibility & contrast

On white

17.03

#101253 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#101253 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101253

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101253	#FFFFFF	#000000	##FFFFFF
##101253	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F55

Deuteranopia (green-blind)

#001952

Tritanopia (blue-blind)

#002431

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101253;
/* rgb */ color: rgb(16, 18, 83);
/* oklch */ color: oklch(23.7% 0.114 272.3);

Tailwind

colors: {
  custom: {
    50: '#5b5084',
    500: '#101253',
    950: '#000000',
  },
}

SCSS

$custom: #101253;
$custom-light: #5b5084;
$custom-dark: #000000;

JSON

{
  "hex": "#101253",
  "rgb": {
    "r": 16,
    "g": 18,
    "b": 83
  },
  "hsl": {
    "h": 238.209,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.23707,
    "c": 0.11423,
    "h": 272.3
  },
  "luminance": 0.01167
}

Semantic roles & 50–950 ramp

primary

#101253

secondary

#8D8A32

accent

#E53DEB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #101253

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

Preview Lab → · Contrast checker → · Palette generator →