#102C3B#102C3B

#102C3B is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.9% C 0.044 H 234.8°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#102C3B
RGB	rgb(16, 44, 59)
HSL	hsl(201, 57%, 15%)
HSV	hsv(201, 73%, 23%)
CMYK	cmyk(72.9%, 25.4%, 0%, 76.9%)
CIE-LAB	lab(16.64, -4.89, -12.71)
CIE-LCH	lch(16.64, 13.62, 248.94°)
OKLab	oklab(27.92% -0.0251 -0.0356)
OKLCH	oklch(27.92% 0.044 234.8)
XYZ	xyz(1.9035, 2.2271, 4.4664)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C3B #3B1F10

analogous

#103B35 #102C3B #10173B

triadic

#102C3B #3B102C #2C3B10

tetradic

#102C3B #35103B #3B1F10 #173B10

square

#102C3B #35103B #3B1F10 #173B10

split-complementary

#102C3B #3B1017 #3B3510

monochromatic

#071218 #071218 #102C3B #1D506B #2A749B

Accessibility & contrast

On white

14.53

#102C3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#102C3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C3B

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C3B	#FFFFFF	#000000	##FFFFFF
##102C3B	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252C3C

Deuteranopia (green-blind)

#1F273B

Tritanopia (blue-blind)

#003031

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #102c3b;
/* rgb */ color: rgb(16, 44, 59);
/* oklch */ color: oklch(27.9% 0.044 234.8);

Tailwind

colors: {
  custom: {
    50: '#546571',
    500: '#102c3b',
    950: '#000000',
  },
}

SCSS

$custom: #102c3b;
$custom-light: #546571;
$custom-dark: #000000;

JSON

{
  "hex": "#102c3b",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 59
  },
  "hsl": {
    "h": 200.93,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.27921,
    "c": 0.04359,
    "h": 234.8
  },
  "luminance": 0.02227
}

Semantic roles & 50–950 ramp

primary

#102C3B

secondary

#754932

accent

#7D47E1

background

#F5F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030507

muted

#787A7A

Preview Lab

Preview with #102C3B

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

Preview Lab → · Contrast checker → · Palette generator →