#102C5D#102C5D

#102C5D is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.3% C 0.094 H 260.7°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#102C5D
RGB	rgb(16, 44, 93)
HSL	hsl(218, 71%, 21%)
HSV	hsv(218, 83%, 36%)
CMYK	cmyk(82.8%, 52.7%, 0%, 63.5%)
CIE-LAB	lab(18.81, 9.54, -32.32)
CIE-LCH	lch(18.81, 33.70, 286.45°)
OKLab	oklab(30.32% -0.0152 -0.0929)
OKLCH	oklch(30.32% 0.094 260.7)
XYZ	xyz(3.0894, 2.7015, 10.7124)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C5D #5D4110

analogous

#10535D #102C5D #1B105D

triadic

#102C5D #5D102C #2C5D10

tetradic

#102C5D #5D1053 #5D4110 #105D1B

square

#102C5D #5D1053 #5D4110 #105D1B

split-complementary

#102C5D #5D1B10 #535D10

monochromatic

#040C1A #071329 #102C5D #194591 #225DC5

Accessibility & contrast

On white

13.63

#102C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#102C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C5D

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C5D	#FFFFFF	#000000	##FFFFFF
##102C5D	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F315F

Deuteranopia (green-blind)

#002A5C

Tritanopia (blue-blind)

#003840

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102c5d;
/* rgb */ color: rgb(16, 44, 93);
/* oklch */ color: oklch(30.3% 0.094 260.7);

Tailwind

colors: {
  custom: {
    50: '#5c648b',
    500: '#102c5d',
    950: '#000000',
  },
}

SCSS

$custom: #102c5d;
$custom-light: #5c648b;
$custom-dark: #000000;

JSON

{
  "hex": "#102c5d",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 93
  },
  "hsl": {
    "h": 218.182,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.30318,
    "c": 0.09415,
    "h": 260.7
  },
  "luminance": 0.02702
}

Semantic roles & 50–950 ramp

primary

#102C5D

secondary

#967233

accent

#AC3AED

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #102C5D

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

Preview Lab → · Contrast checker → · Palette generator →