#103B52#103B52

#103B52 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.5% C 0.061 H 236.4°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#103B52
RGB	rgb(16, 59, 82)
HSL	hsl(201, 67%, 19%)
HSV	hsv(201, 80%, 32%)
CMYK	cmyk(80.5%, 28%, 0%, 67.8%)
CIE-LAB	lab(23.16, -5.67, -18.13)
CIE-LCH	lch(23.16, 18.99, 252.63°)
OKLab	oklab(33.5% -0.0339 -0.0511)
OKLCH	oklch(33.5% 0.061 236.4)
XYZ	xyz(3.3000, 3.8469, 8.5496)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B52 #522710

analogous

#105248 #103B52 #101A52

triadic

#103B52 #52103B #3B5210

tetradic

#103B52 #481052 #522710 #1A5210

square

#103B52 #481052 #522710 #1A5210

split-complementary

#103B52 #52101A #524810

monochromatic

#05121A #06161F #103B52 #1A6085 #2485B8

Accessibility & contrast

On white

11.87

#103B52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#103B52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B52

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B52	#FFFFFF	#000000	##FFFFFF
##103B52	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303B53

Deuteranopia (green-blind)

#273452

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103b52;
/* rgb */ color: rgb(16, 59, 82);
/* oklch */ color: oklch(33.5% 0.061 236.4);

Tailwind

colors: {
  custom: {
    50: '#597082',
    500: '#103b52',
    950: '#000000',
  },
}

SCSS

$custom: #103b52;
$custom-light: #597082;
$custom-dark: #000000;

JSON

{
  "hex": "#103b52",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 82
  },
  "hsl": {
    "h": 200.909,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.33495,
    "c": 0.06132,
    "h": 236.4
  },
  "luminance": 0.03847
}

Semantic roles & 50–950 ramp

primary

#103B52

secondary

#8C5132

accent

#7A3EEA

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #103B52

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

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