#103C55#103C55

#103C55 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 33.9% C 0.064 H 238.2°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#103C55
RGB	rgb(16, 60, 85)
HSL	hsl(202, 68%, 20%)
HSV	hsv(202, 81%, 33%)
CMYK	cmyk(81.2%, 29.4%, 0%, 66.7%)
CIE-LAB	lab(23.66, -5.11, -19.32)
CIE-LCH	lch(23.66, 19.98, 255.18°)
OKLab	oklab(33.95% -0.0338 -0.0545)
OKLCH	oklch(33.95% 0.064 238.2)
XYZ	xyz(3.4686, 3.9973, 9.1813)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C55 #552910

analogous

#10554C #103C55 #101A55

triadic

#103C55 #55103C #3C5510

tetradic

#103C55 #4C1055 #552910 #1A5510

square

#103C55 #4C1055 #552910 #1A5510

split-complementary

#103C55 #55101A #554C10

monochromatic

#05121A #061821 #103C55 #1A6089 #2385BC

Accessibility & contrast

On white

11.67

#103C55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#103C55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C55

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C55	#FFFFFF	#000000	##FFFFFF
##103C55	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303C56

Deuteranopia (green-blind)

#273555

Tritanopia (blue-blind)

#004245

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #103c55;
/* rgb */ color: rgb(16, 60, 85);
/* oklch */ color: oklch(33.9% 0.064 238.2);

Tailwind

colors: {
  custom: {
    50: '#5a7185',
    500: '#103c55',
    950: '#000000',
  },
}

SCSS

$custom: #103c55;
$custom-light: #5a7185;
$custom-dark: #000000;

JSON

{
  "hex": "#103c55",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 85
  },
  "hsl": {
    "h": 201.739,
    "s": 68.317,
    "l": 19.804
  },
  "oklch": {
    "l": 0.33947,
    "c": 0.06419,
    "h": 238.2
  },
  "luminance": 0.03998
}

Semantic roles & 50–950 ramp

primary

#103C55

secondary

#8F5432

accent

#7C3DEB

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #103C55

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

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