#103B4A#103B4A

#103B4A is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.1% C 0.053 H 225.3°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#103B4A
RGB	rgb(16, 59, 74)
HSL	hsl(196, 64%, 18%)
HSV	hsv(196, 78%, 29%)
CMYK	cmyk(78.4%, 20.3%, 0%, 71%)
CIE-LAB	lab(22.77, -8.85, -13.43)
CIE-LCH	lch(22.77, 16.08, 236.63°)
OKLab	oklab(33.05% -0.0373 -0.0376)
OKLCH	oklch(33.05% 0.053 225.3)
XYZ	xyz(3.0132, 3.7322, 7.0388)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B4A #4A1F10

analogous

#104A3C #103B4A #101E4A

triadic

#103B4A #4A103B #3B4A10

tetradic

#103B4A #3C104A #4A1F10 #1E4A10

square

#103B4A #3C104A #4A1F10 #1E4A10

split-complementary

#103B4A #4A101E #4A3C10

monochromatic

#051419 #051419 #103B4A #1B637C #268BAF

Accessibility & contrast

On white

12.02

#103B4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#103B4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B4A

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B4A	#FFFFFF	#000000	##FFFFFF
##103B4A	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333A4B

Deuteranopia (green-blind)

#2B344A

Tritanopia (blue-blind)

#003F40

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #103b4a;
/* rgb */ color: rgb(16, 59, 74);
/* oklch */ color: oklch(33.1% 0.053 225.3);

Tailwind

colors: {
  custom: {
    50: '#58717c',
    500: '#103b4a',
    950: '#000000',
  },
}

SCSS

$custom: #103b4a;
$custom-light: #58717c;
$custom-dark: #000000;

JSON

{
  "hex": "#103b4a",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 74
  },
  "hsl": {
    "h": 195.517,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33052,
    "c": 0.05293,
    "h": 225.3
  },
  "luminance": 0.03733
}

Semantic roles & 50–950 ramp

primary

#103B4A

secondary

#844732

accent

#6C40E7

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #103B4A

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

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