#10305C#10305C

#10305C is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.2% C 0.087 H 257.3°. Best body text is #FFFFFF at 13.13:1 contrast (WCAG AA passes).

Color values

HEX#10305C
RGBrgb(16, 48, 92)
HSLhsl(215, 70%, 21%)
HSVhsv(215, 83%, 36%)
CMYKcmyk(82.6%, 47.8%, 0%, 63.9%)
CIE-LABlab(20.03, 6.18, -29.69)
CIE-LCHlch(20.03, 30.33, 281.76°)
OKLaboklab(31.24% -0.0191 -0.0851)
OKLCHoklch(31.24% 0.087 257.3)
XYZxyz(3.2017, 2.9964, 10.5328)
Luminance0.0300 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#10305C #5C3C10
analogous
#10565C #10305C #16105C
triadic
#10305C #5C1030 #305C10
tetradic
#10305C #5C1056 #5C3C10 #105C16
square
#10305C #5C1056 #5C3C10 #105C16
split-complementary
#10305C #5C1610 #565C10
monochromatic
#050E1A #071528 #10305C #194B90 #2266C4

Accessibility & contrast

On white

13.13
#10305C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.60
#10305C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10305C
13.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##10305C#FFFFFF#000000##FFFFFF
##10305C1.0013.131.6013.13
#FFFFFF13.131.0021.001.00
#0000001.6021.001.0021.00
##FFFFFF13.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#19345E
Deuteranopia (green-blind)
#0A2D5B
Tritanopia (blue-blind)
#003A41
Achromatopsia (no color)
#303030

Design tokens & code

CSS
--color: #10305c;
/* rgb */ color: rgb(16, 48, 92);
/* oklch */ color: oklch(31.2% 0.087 257.3);
Tailwind
colors: {
  custom: {
    50: '#5b678a',
    500: '#10305c',
    950: '#000000',
  },
}
SCSS
$custom: #10305c;
$custom-light: #5b678a;
$custom-dark: #000000;
JSON
{
  "hex": "#10305c",
  "rgb": {
    "r": 16,
    "g": 48,
    "b": 92
  },
  "hsl": {
    "h": 214.737,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31236,
    "c": 0.08722,
    "h": 257.3
  },
  "luminance": 0.02997
}

Semantic roles & 50–950 ramp

primary
#10305C
secondary
#956C33
accent
#A23BED
background
#F5F6F8
surface
#E9EBF0
border
#C5C6CB
text
#04060C
muted
#797A7D

Preview Lab

Preview with #10305C

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

Preview Lab → · Contrast checker → · Palette generator →

#10305C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva