#102B3A#102B3A

#102B3A is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.6% C 0.043 H 235.6°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#102B3A
RGB	rgb(16, 43, 58)
HSL	hsl(201, 57%, 15%)
HSV	hsv(201, 72%, 23%)
CMYK	cmyk(72.4%, 25.9%, 0%, 77.3%)
CIE-LAB	lab(16.22, -4.61, -12.65)
CIE-LCH	lch(16.22, 13.47, 249.99°)
OKLab	oklab(27.57% -0.0243 -0.0354)
OKLCH	oklch(27.57% 0.043 235.6)
XYZ	xyz(1.8410, 2.1432, 4.3188)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102B3A #3A1F10

analogous

#103A34 #102B3A #10163A

triadic

#102B3A #3A102B #2B3A10

tetradic

#102B3A #34103A #3A1F10 #163A10

square

#102B3A #34103A #3A1F10 #163A10

split-complementary

#102B3A #3A1016 #3A3410

monochromatic

#071218 #071218 #102B3A #1D4F6A #2A729A

Accessibility & contrast

On white

14.70

#102B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#102B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102B3A

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102B3A	#FFFFFF	#000000	##FFFFFF
##102B3A	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242B3B

Deuteranopia (green-blind)

#1E263A

Tritanopia (blue-blind)

#002F30

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #102b3a;
/* rgb */ color: rgb(16, 43, 58);
/* oklch */ color: oklch(27.6% 0.043 235.6);

Tailwind

colors: {
  custom: {
    50: '#536470',
    500: '#102b3a',
    950: '#000000',
  },
}

SCSS

$custom: #102b3a;
$custom-light: #536470;
$custom-dark: #000000;

JSON

{
  "hex": "#102b3a",
  "rgb": {
    "r": 16,
    "g": 43,
    "b": 58
  },
  "hsl": {
    "h": 201.429,
    "s": 56.757,
    "l": 14.51
  },
  "oklch": {
    "l": 0.27574,
    "c": 0.04296,
    "h": 235.6
  },
  "luminance": 0.02143
}

Semantic roles & 50–950 ramp

primary

#102B3A

secondary

#744932

accent

#7E48E0

background

#F4F5F6

surface

#E8EAEC

border

#C4C6C7

text

#030507

muted

#78797A

Preview Lab

Preview with #102B3A

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

Preview Lab → · Contrast checker → · Palette generator →