#103B73#103B73

#103B73 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.7% C 0.107 H 256.9°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#103B73
RGB	rgb(16, 59, 115)
HSL	hsl(214, 76%, 26%)
HSV	hsv(214, 86%, 45%)
CMYK	cmyk(86.1%, 48.7%, 0%, 54.9%)
CIE-LAB	lab(25.18, 8.20, -36.31)
CIE-LCH	lch(25.18, 37.23, 282.73°)
OKLab	oklab(35.74% -0.0243 -0.1043)
OKLCH	oklch(35.74% 0.107 256.9)
XYZ	xyz(4.8710, 4.4753, 16.8234)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103B73 #734810

analogous

#106C73 #103B73 #161073

triadic

#103B73 #73103B #3B7310

tetradic

#103B73 #73106C #734810 #107316

square

#103B73 #73106C #734810 #107316

split-complementary

#103B73 #731610 #6C7310

monochromatic

#040E1B #091F3D #103B73 #1757A9 #1F72DE

Accessibility & contrast

On white

11.08

#103B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#103B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103B73

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103B73	#FFFFFF	#000000	##FFFFFF
##103B73	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4075

Deuteranopia (green-blind)

#023872

Tritanopia (blue-blind)

#004851

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #103b73;
/* rgb */ color: rgb(16, 59, 115);
/* oklch */ color: oklch(35.7% 0.107 256.9);

Tailwind

colors: {
  custom: {
    50: '#61709c',
    500: '#103b73',
    950: '#000000',
  },
}

SCSS

$custom: #103b73;
$custom-light: #61709c;
$custom-dark: #000000;

JSON

{
  "hex": "#103b73",
  "rgb": {
    "r": 16,
    "g": 59,
    "b": 115
  },
  "hsl": {
    "h": 213.939,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.3574,
    "c": 0.10712,
    "h": 256.9
  },
  "luminance": 0.04476
}

Semantic roles & 50–950 ramp

primary

#103B73

secondary

#AA7734

accent

#A036F2

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #103B73

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

Preview Lab → · Contrast checker → · Palette generator →