#102E5C#102E5C

#102E5C is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.090 H 258.9°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#102E5C
RGB	rgb(16, 46, 92)
HSL	hsl(216, 70%, 21%)
HSV	hsv(216, 83%, 36%)
CMYK	cmyk(82.6%, 50%, 0%, 63.9%)
CIE-LAB	lab(19.38, 7.64, -30.74)
CIE-LCH	lch(19.38, 31.67, 283.95°)
OKLab	oklab(30.73% -0.0173 -0.0882)
OKLCH	oklch(30.73% 0.09 258.9)
XYZ	xyz(3.1217, 2.8365, 10.5061)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102E5C #5C3E10

analogous

#10545C #102E5C #18105C

triadic

#102E5C #5C102E #2E5C10

tetradic

#102E5C #5C1054 #5C3E10 #105C18

square

#102E5C #5C1054 #5C3E10 #105C18

split-complementary

#102E5C #5C1810 #545C10

monochromatic

#050D1A #071428 #102E5C #194890 #2262C4

Accessibility & contrast

On white

13.40

#102E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#102E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102E5C

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102E5C	#FFFFFF	#000000	##FFFFFF
##102E5C	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15335E

Deuteranopia (green-blind)

#032C5B

Tritanopia (blue-blind)

#003940

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #102e5c;
/* rgb */ color: rgb(16, 46, 92);
/* oklch */ color: oklch(30.7% 0.090 258.9);

Tailwind

colors: {
  custom: {
    50: '#5b668a',
    500: '#102e5c',
    950: '#000000',
  },
}

SCSS

$custom: #102e5c;
$custom-light: #5b668a;
$custom-dark: #000000;

JSON

{
  "hex": "#102e5c",
  "rgb": {
    "r": 16,
    "g": 46,
    "b": 92
  },
  "hsl": {
    "h": 216.316,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.30732,
    "c": 0.08989,
    "h": 258.9
  },
  "luminance": 0.02837
}

Semantic roles & 50–950 ramp

primary

#102E5C

secondary

#956E33

accent

#A73BED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04050C

muted

#797A7D

Preview Lab

Preview with #102E5C

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

Preview Lab → · Contrast checker → · Palette generator →