#103758#103758

#103758 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.8% C 0.073 H 247.9°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#103758
RGB	rgb(16, 55, 88)
HSL	hsl(208, 69%, 20%)
HSV	hsv(208, 82%, 35%)
CMYK	cmyk(81.8%, 37.5%, 0%, 65.5%)
CIE-LAB	lab(22.11, -0.49, -23.73)
CIE-LCH	lch(22.11, 23.74, 268.81°)
OKLab	oklab(32.78% -0.0273 -0.0675)
OKLCH	oklch(32.78% 0.073 247.9)
XYZ	xyz(3.3407, 3.5467, 9.7391)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103758 #583110

analogous

#105855 #103758 #101358

triadic

#103758 #581037 #375810

tetradic

#103758 #551058 #583110 #135810

square

#103758 #551058 #583110 #135810

split-complementary

#103758 #581013 #585510

monochromatic

#05101A #071724 #103758 #19578C #2378C0

Accessibility & contrast

On white

12.29

#103758 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#103758 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103758

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103758	#FFFFFF	#000000	##FFFFFF
##103758	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283959

Deuteranopia (green-blind)

#1D3257

Tritanopia (blue-blind)

#003F43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #103758;
/* rgb */ color: rgb(16, 55, 88);
/* oklch */ color: oklch(32.8% 0.073 247.9);

Tailwind

colors: {
  custom: {
    50: '#5a6d87',
    500: '#103758',
    950: '#000000',
  },
}

SCSS

$custom: #103758;
$custom-light: #5a6d87;
$custom-dark: #000000;

JSON

{
  "hex": "#103758",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 88
  },
  "hsl": {
    "h": 207.5,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32777,
    "c": 0.0728,
    "h": 247.9
  },
  "luminance": 0.03547
}

Semantic roles & 50–950 ramp

primary

#103758

secondary

#915E32

accent

#8D3CEC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #103758

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

Preview Lab → · Contrast checker → · Palette generator →