#102C58#102C58

#102C58 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.086 H 259.2°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#102C58
RGB	rgb(16, 44, 88)
HSL	hsl(217, 69%, 20%)
HSV	hsv(217, 82%, 35%)
CMYK	cmyk(81.8%, 50%, 0%, 65.5%)
CIE-LAB	lab(18.43, 7.37, -29.60)
CIE-LCH	lch(18.43, 30.50, 283.98°)
OKLab	oklab(29.91% -0.0161 -0.0849)
OKLCH	oklch(29.91% 0.086 259.2)
XYZ	xyz(2.8752, 2.6158, 9.5840)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C58 #583C10

analogous

#105058 #102C58 #181058

triadic

#102C58 #58102C #2C5810

tetradic

#102C58 #581050 #583C10 #105818

square

#102C58 #581050 #583C10 #105818

split-complementary

#102C58 #581810 #505810

monochromatic

#050D1A #071224 #102C58 #19468C #2360C0

Accessibility & contrast

On white

13.79

#102C58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#102C58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C58

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C58	#FFFFFF	#000000	##FFFFFF
##102C58	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15305A

Deuteranopia (green-blind)

#042A57

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #102c58;
/* rgb */ color: rgb(16, 44, 88);
/* oklch */ color: oklch(29.9% 0.086 259.2);

Tailwind

colors: {
  custom: {
    50: '#5a6487',
    500: '#102c58',
    950: '#000000',
  },
}

SCSS

$custom: #102c58;
$custom-light: #5a6487;
$custom-dark: #000000;

JSON

{
  "hex": "#102c58",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 88
  },
  "hsl": {
    "h": 216.667,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.29913,
    "c": 0.08642,
    "h": 259.2
  },
  "luminance": 0.02616
}

Semantic roles & 50–950 ramp

primary

#102C58

secondary

#916C32

accent

#A73CEC

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #102C58

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

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