#102556#102556

#102556 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.0% C 0.093 H 263.9°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#102556
RGB	rgb(16, 37, 86)
HSL	hsl(222, 69%, 20%)
HSV	hsv(222, 81%, 34%)
CMYK	cmyk(81.4%, 57%, 0%, 66.3%)
CIE-LAB	lab(16.03, 11.71, -32.14)
CIE-LCH	lch(16.03, 34.21, 290.03°)
OKLab	oklab(28.02% -0.0099 -0.0925)
OKLCH	oklch(28.02% 0.093 263.9)
XYZ	xyz(2.5544, 2.1049, 9.0740)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102556 #564110

analogous

#104856 #102556 #1E1056

triadic

#102556 #561025 #255610

tetradic

#102556 #561048 #564110 #10561E

square

#102556 #561048 #564110 #10561E

split-complementary

#102556 #561E10 #485610

monochromatic

#050B1A #060F22 #102556 #1A3B8A #2351BD

Accessibility & contrast

On white

14.78

#102556 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#102556 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102556

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102556	#FFFFFF	#000000	##FFFFFF
##102556	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#042B58

Deuteranopia (green-blind)

#002555

Tritanopia (blue-blind)

#003139

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #102556;
/* rgb */ color: rgb(16, 37, 86);
/* oklch */ color: oklch(28.0% 0.093 263.9);

Tailwind

colors: {
  custom: {
    50: '#5a5f86',
    500: '#102556',
    950: '#000000',
  },
}

SCSS

$custom: #102556;
$custom-light: #5a5f86;
$custom-dark: #000000;

JSON

{
  "hex": "#102556",
  "rgb": {
    "r": 16,
    "g": 37,
    "b": 86
  },
  "hsl": {
    "h": 222,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.28023,
    "c": 0.09306,
    "h": 263.9
  },
  "luminance": 0.02105
}

Semantic roles & 50–950 ramp

primary

#102556

secondary

#8F7432

accent

#B73CEB

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #102556

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

Preview Lab → · Contrast checker → · Palette generator →