#102D4A#102D4A

#102D4A is a dark, moderate cyan. Relative luminance 0.025; OKLCH L 29.1% C 0.064 H 250.9°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#102D4A
RGB	rgb(16, 45, 74)
HSL	hsl(210, 64%, 18%)
HSV	hsv(210, 78%, 29%)
CMYK	cmyk(78.4%, 39.2%, 0%, 71%)
CIE-LAB	lab(17.83, 0.60, -21.14)
CIE-LCH	lch(17.83, 21.14, 271.64°)
OKLab	oklab(29.14% -0.0208 -0.06)
OKLCH	oklch(29.14% 0.064 250.9)
XYZ	xyz(2.3876, 2.4811, 6.8303)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D4A #4A2D10

analogous

#104A4A #102D4A #10104A

triadic

#102D4A #4A102D #2D4A10

tetradic

#102D4A #4A104A #4A2D10 #104A10

square

#102D4A #4A104A #4A2D10 #104A10

split-complementary

#102D4A #4A1010 #4A4A10

monochromatic

#050F19 #050F19 #102D4A #1B4C7C #266AAF

Accessibility & contrast

On white

14.04

#102D4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#102D4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D4A

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D4A	#FFFFFF	#000000	##FFFFFF
##102D4A	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202F4B

Deuteranopia (green-blind)

#182949

Tritanopia (blue-blind)

#003438

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #102d4a;
/* rgb */ color: rgb(16, 45, 74);
/* oklch */ color: oklch(29.1% 0.064 250.9);

Tailwind

colors: {
  custom: {
    50: '#57657c',
    500: '#102d4a',
    950: '#000000',
  },
}

SCSS

$custom: #102d4a;
$custom-light: #57657c;
$custom-dark: #000000;

JSON

{
  "hex": "#102d4a",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 74
  },
  "hsl": {
    "h": 210,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.29141,
    "c": 0.06353,
    "h": 250.9
  },
  "luminance": 0.02481
}

Semantic roles & 50–950 ramp

primary

#102D4A

secondary

#845B32

accent

#9440E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030509

muted

#787A7B

Preview Lab

Preview with #102D4A

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

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