#102C59#102C59

#102C59 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.0% C 0.088 H 259.6°. Best body text is #FFFFFF at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#102C59
RGB	rgb(16, 44, 89)
HSL	hsl(217, 70%, 21%)
HSV	hsv(217, 82%, 35%)
CMYK	cmyk(82%, 50.6%, 0%, 65.1%)
CIE-LAB	lab(18.51, 7.80, -30.14)
CIE-LCH	lch(18.51, 31.14, 284.51°)
OKLab	oklab(29.99% -0.0159 -0.0865)
OKLCH	oklch(29.99% 0.088 259.6)
XYZ	xyz(2.9169, 2.6325, 9.8036)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C59 #593D10

analogous

#105059 #102C59 #181059

triadic

#102C59 #59102C #2C5910

tetradic

#102C59 #591050 #593D10 #105918

square

#102C59 #591050 #593D10 #105918

split-complementary

#102C59 #591810 #505910

monochromatic

#050D1A #071225 #102C59 #19468D #235FC1

Accessibility & contrast

On white

13.76

#102C59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#102C59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C59

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C59	#FFFFFF	#000000	##FFFFFF
##102C59	1.00	13.76	1.53	13.76
#FFFFFF	13.76	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14315B

Deuteranopia (green-blind)

#032A58

Tritanopia (blue-blind)

#00373E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #102c59;
/* rgb */ color: rgb(16, 44, 89);
/* oklch */ color: oklch(30.0% 0.088 259.6);

Tailwind

colors: {
  custom: {
    50: '#5b6488',
    500: '#102c59',
    950: '#000000',
  },
}

SCSS

$custom: #102c59;
$custom-light: #5b6488;
$custom-dark: #000000;

JSON

{
  "hex": "#102c59",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 89
  },
  "hsl": {
    "h": 216.986,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.29993,
    "c": 0.08796,
    "h": 259.6
  },
  "luminance": 0.02633
}

Semantic roles & 50–950 ramp

primary

#102C59

secondary

#926E33

accent

#A83BEC

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#04050B

muted

#79797C

Preview Lab

Preview with #102C59

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

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