#103F56#103F56

#103F56 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.8% C 0.063 H 234.4°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#103F56
RGB	rgb(16, 63, 86)
HSL	hsl(200, 69%, 20%)
HSV	hsv(200, 81%, 34%)
CMYK	cmyk(81.4%, 26.7%, 0%, 66.3%)
CIE-LAB	lab(24.75, -6.67, -18.27)
CIE-LCH	lch(24.75, 19.45, 249.96°)
OKLab	oklab(34.83% -0.0368 -0.0515)
OKLCH	oklch(34.83% 0.063 234.4)
XYZ	xyz(3.6702, 4.3366, 9.4459)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103F56 #562710

analogous

#10564A #103F56 #101C56

triadic

#103F56 #56103F #3F5610

tetradic

#103F56 #4A1056 #562710 #1C5610

square

#103F56 #4A1056 #562710 #1C5610

split-complementary

#103F56 #56101C #564A10

monochromatic

#05131A #061922 #103F56 #1A658A #238BBD

Accessibility & contrast

On white

11.25

#103F56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#103F56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103F56

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103F56	#FFFFFF	#000000	##FFFFFF
##103F56	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343E57

Deuteranopia (green-blind)

#2A3856

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #103f56;
/* rgb */ color: rgb(16, 63, 86);
/* oklch */ color: oklch(34.8% 0.063 234.4);

Tailwind

colors: {
  custom: {
    50: '#5a7485',
    500: '#103f56',
    950: '#000000',
  },
}

SCSS

$custom: #103f56;
$custom-light: #5a7485;
$custom-dark: #000000;

JSON

{
  "hex": "#103f56",
  "rgb": {
    "r": 16,
    "g": 63,
    "b": 86
  },
  "hsl": {
    "h": 199.714,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.34833,
    "c": 0.06328,
    "h": 234.4
  },
  "luminance": 0.04337
}

Semantic roles & 50–950 ramp

primary

#103F56

secondary

#8F5132

accent

#763CEB

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #103F56

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

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