#103B53#103B53

#103B53 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.063 H 237.6°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#103B53
RGB	rgb(16, 59, 83)
HSL	hsl(201, 68%, 19%)
HSV	hsv(201, 81%, 33%)
CMYK	cmyk(80.7%, 28.9%, 0%, 67.5%)
CIE-LAB	lab(23.21, -5.27, -18.71)
CIE-LCH	lch(23.21, 19.43, 254.28°)
OKLab	oklab(33.55% -0.0335 -0.0528)
OKLCH	oklch(33.55% 0.063 237.6)
XYZ	xyz(3.3384, 3.8622, 8.7515)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B53 #532810

analogous

#10534A #103B53 #101953

triadic

#103B53 #53103B #3B5310

tetradic

#103B53 #4A1053 #532810 #195310

square

#103B53 #4A1053 #532810 #195310

split-complementary

#103B53 #531019 #534A10

monochromatic

#05121A #061720 #103B53 #1A5F86 #2484BA

Accessibility & contrast

On white

11.85

#103B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#103B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B53

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B53	#FFFFFF	#000000	##FFFFFF
##103B53	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303B54

Deuteranopia (green-blind)

#263453

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103b53;
/* rgb */ color: rgb(16, 59, 83);
/* oklch */ color: oklch(33.6% 0.063 237.6);

Tailwind

colors: {
  custom: {
    50: '#597083',
    500: '#103b53',
    950: '#000000',
  },
}

SCSS

$custom: #103b53;
$custom-light: #597083;
$custom-dark: #000000;

JSON

{
  "hex": "#103b53",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 83
  },
  "hsl": {
    "h": 201.493,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.33554,
    "c": 0.06251,
    "h": 237.6
  },
  "luminance": 0.03863
}

Semantic roles & 50–950 ramp

primary

#103B53

secondary

#8D5332

accent

#7B3DEB

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #103B53

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

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