#102D63#102D63

#102D63 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.1% C 0.102 H 261.4°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#102D63
RGB	rgb(16, 45, 99)
HSL	hsl(219, 72%, 23%)
HSV	hsv(219, 84%, 39%)
CMYK	cmyk(83.8%, 54.5%, 0%, 61.2%)
CIE-LAB	lab(19.59, 11.41, -35.01)
CIE-LCH	lch(19.59, 36.82, 288.05°)
OKLab	oklab(31.06% -0.0152 -0.1008)
OKLCH	oklch(31.06% 0.102 261.4)
XYZ	xyz(3.4034, 2.8874, 12.1799)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D63 #634610

analogous

#105763 #102D63 #1C1063

triadic

#102D63 #63102D #2D6310

tetradic

#102D63 #631057 #634610 #10631C

square

#102D63 #631057 #634610 #10631C

split-complementary

#102D63 #631C10 #576310

monochromatic

#040C1A #07152E #102D63 #194598 #215DCC

Accessibility & contrast

On white

13.31

#102D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#102D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D63

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D63	#FFFFFF	#000000	##FFFFFF
##102D63	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#093365

Deuteranopia (green-blind)

#002C62

Tritanopia (blue-blind)

#003A43

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #102d63;
/* rgb */ color: rgb(16, 45, 99);
/* oklch */ color: oklch(31.1% 0.102 261.4);

Tailwind

colors: {
  custom: {
    50: '#5d6590',
    500: '#102d63',
    950: '#000000',
  },
}

SCSS

$custom: #102d63;
$custom-light: #5d6590;
$custom-dark: #000000;

JSON

{
  "hex": "#102d63",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 99
  },
  "hsl": {
    "h": 219.036,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.31063,
    "c": 0.10195,
    "h": 261.4
  },
  "luminance": 0.02888
}

Semantic roles & 50–950 ramp

primary

#102D63

secondary

#9C7733

accent

#AF39EF

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05050C

muted

#797A7D

Preview Lab

Preview with #102D63

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

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