#103C5F#103C5F

#103C5F is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.077 H 246.9°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#103C5F
RGB	rgb(16, 60, 95)
HSL	hsl(207, 71%, 22%)
HSV	hsv(207, 83%, 37%)
CMYK	cmyk(83.2%, 36.8%, 0%, 62.7%)
CIE-LAB	lab(24.22, -0.98, -24.99)
CIE-LCH	lch(24.22, 25.01, 267.75°)
OKLab	oklab(34.57% -0.0303 -0.071)
OKLCH	oklch(34.57% 0.077 246.9)
XYZ	xyz(3.8943, 4.1676, 11.4234)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103C5F #5F3310

analogous

#105F5B #103C5F #10155F

triadic

#103C5F #5F103C #3C5F10

tetradic

#103C5F #5B105F #5F3310 #155F10

square

#103C5F #5B105F #5F3310 #155F10

split-complementary

#103C5F #5F1015 #5F5B10

monochromatic

#04111A #071B2B #103C5F #195D93 #227EC8

Accessibility & contrast

On white

11.45

#103C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#103C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C5F

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103C5F	#FFFFFF	#000000	##FFFFFF
##103C5F	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3E60

Deuteranopia (green-blind)

#20365E

Tritanopia (blue-blind)

#004449

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #103c5f;
/* rgb */ color: rgb(16, 60, 95);
/* oklch */ color: oklch(34.6% 0.077 246.9);

Tailwind

colors: {
  custom: {
    50: '#5c718c',
    500: '#103c5f',
    950: '#000000',
  },
}

SCSS

$custom: #103c5f;
$custom-light: #5c718c;
$custom-dark: #000000;

JSON

{
  "hex": "#103c5f",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 95
  },
  "hsl": {
    "h": 206.582,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.34569,
    "c": 0.07725,
    "h": 246.9
  },
  "luminance": 0.04168
}

Semantic roles & 50–950 ramp

primary

#103C5F

secondary

#986033

accent

#8A3AEE

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #103C5F

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

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