#103D64#103D64

#103D64 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.083 H 249.0°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#103D64
RGB	rgb(16, 61, 100)
HSL	hsl(208, 72%, 23%)
HSV	hsv(208, 84%, 39%)
CMYK	cmyk(84%, 39%, 0%, 60.8%)
CIE-LAB	lab(24.85, 0.44, -27.23)
CIE-LCH	lch(24.85, 27.23, 270.92°)
OKLab	oklab(35.16% -0.0298 -0.0776)
OKLCH	oklch(35.16% 0.083 249)
XYZ	xyz(4.1818, 4.3672, 12.6767)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103D64 #643710

analogous

#106461 #103D64 #101364

triadic

#103D64 #64103D #3D6410

tetradic

#103D64 #611064 #643710 #136410

square

#103D64 #611064 #643710 #136410

split-complementary

#103D64 #641013 #646110

monochromatic

#04101A #081D2F #103D64 #185D99 #217DCE

Accessibility & contrast

On white

11.21

#103D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#103D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103D64

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103D64	#FFFFFF	#000000	##FFFFFF
##103D64	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3F66

Deuteranopia (green-blind)

#1E3863

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #103d64;
/* rgb */ color: rgb(16, 61, 100);
/* oklch */ color: oklch(35.2% 0.083 249.0);

Tailwind

colors: {
  custom: {
    50: '#5d7290',
    500: '#103d64',
    950: '#000000',
  },
}

SCSS

$custom: #103d64;
$custom-light: #5d7290;
$custom-dark: #000000;

JSON

{
  "hex": "#103d64",
  "rgb": {
    "r": 16,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 207.857,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.35163,
    "c": 0.08312,
    "h": 249
  },
  "luminance": 0.04368
}

Semantic roles & 50–950 ramp

primary

#103D64

secondary

#9D6433

accent

#8D39EF

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #103D64

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

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