#102C5F#102C5F

#102C5F is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.5% C 0.097 H 261.2°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#102C5F
RGB	rgb(16, 44, 95)
HSL	hsl(219, 71%, 22%)
HSV	hsv(219, 83%, 37%)
CMYK	cmyk(83.2%, 53.7%, 0%, 62.7%)
CIE-LAB	lab(18.96, 10.41, -33.39)
CIE-LCH	lch(18.96, 34.98, 287.32°)
OKLab	oklab(30.48% -0.0149 -0.0961)
OKLCH	oklch(30.48% 0.097 261.2)
XYZ	xyz(3.1792, 2.7374, 11.1851)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C5F #5F4310

analogous

#10545F #102C5F #1C105F

triadic

#102C5F #5F102C #2C5F10

tetradic

#102C5F #5F1054 #5F4310 #105F1C

square

#102C5F #5F1054 #5F4310 #105F1C

split-complementary

#102C5F #5F1C10 #545F10

monochromatic

#040C1A #07142B #102C5F #194493 #225DC8

Accessibility & contrast

On white

13.57

#102C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#102C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C5F

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C5F	#FFFFFF	#000000	##FFFFFF
##102C5F	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D3261

Deuteranopia (green-blind)

#002B5E

Tritanopia (blue-blind)

#003841

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102c5f;
/* rgb */ color: rgb(16, 44, 95);
/* oklch */ color: oklch(30.5% 0.097 261.2);

Tailwind

colors: {
  custom: {
    50: '#5c648d',
    500: '#102c5f',
    950: '#000000',
  },
}

SCSS

$custom: #102c5f;
$custom-light: #5c648d;
$custom-dark: #000000;

JSON

{
  "hex": "#102c5f",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 95
  },
  "hsl": {
    "h": 218.734,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.30484,
    "c": 0.09722,
    "h": 261.2
  },
  "luminance": 0.02738
}

Semantic roles & 50–950 ramp

primary

#102C5F

secondary

#987433

accent

#AE3AEE

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #102C5F

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

Preview Lab → · Contrast checker → · Palette generator →