#103C4C#103C4C

#103C4C is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.4% C 0.054 H 226.4°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#103C4C
RGB	rgb(16, 60, 76)
HSL	hsl(196, 65%, 18%)
HSV	hsv(196, 79%, 30%)
CMYK	cmyk(78.9%, 21.1%, 0%, 70.2%)
CIE-LAB	lab(23.21, -8.70, -14.07)
CIE-LCH	lch(23.21, 16.54, 238.26°)
OKLab	oklab(33.44% -0.0376 -0.0394)
OKLCH	oklch(33.44% 0.054 226.4)
XYZ	xyz(3.1335, 3.8633, 7.4166)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C4C #4C2010

analogous

#104C3E #103C4C #101E4C

triadic

#103C4C #4C103C #3C4C10

tetradic

#103C4C #3E104C #4C2010 #1E4C10

square

#103C4C #3E104C #4C2010 #1E4C10

split-complementary

#103C4C #4C101E #4C3E10

monochromatic

#051419 #051419 #103C4C #1B647F #258CB1

Accessibility & contrast

On white

11.85

#103C4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#103C4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C4C

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C4C	#FFFFFF	#000000	##FFFFFF
##103C4C	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333B4D

Deuteranopia (green-blind)

#2B354C

Tritanopia (blue-blind)

#004141

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103c4c;
/* rgb */ color: rgb(16, 60, 76);
/* oklch */ color: oklch(33.4% 0.054 226.4);

Tailwind

colors: {
  custom: {
    50: '#58717e',
    500: '#103c4c',
    950: '#000000',
  },
}

SCSS

$custom: #103c4c;
$custom-light: #58717e;
$custom-dark: #000000;

JSON

{
  "hex": "#103c4c",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 76
  },
  "hsl": {
    "h": 196,
    "s": 65.217,
    "l": 18.039
  },
  "oklch": {
    "l": 0.33442,
    "c": 0.05444,
    "h": 226.4
  },
  "luminance": 0.03864
}

Semantic roles & 50–950 ramp

primary

#103C4C

secondary

#864832

accent

#6D40E8

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #103C4C

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

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