#30637A#30637A

#30637A is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.4% C 0.066 H 229.7°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX#30637A
RGBrgb(48, 99, 122)
HSLhsl(199, 44%, 33%)
HSVhsv(199, 61%, 48%)
CMYKcmyk(60.7%, 18.9%, 0%, 52.2%)
CIE-LABlab(39.51, -9.74, -18.06)
CIE-LCHlch(39.51, 20.52, 241.65°)
OKLaboklab(47.45% -0.0427 -0.0503)
OKLCHoklch(47.45% 0.066 229.7)
XYZxyz(9.1923, 10.9563, 20.0389)
Luminance0.1096 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#30637A #7A4730
analogous
#307A6C #30637A #303E7A
triadic
#30637A #7A3063 #637A30
tetradic
#30637A #6C307A #7A4730 #3E7A30
square
#30637A #6C307A #7A4730 #3E7A30
split-complementary
#30637A #7A303E #7A6C30
monochromatic
#0D1C22 #1F3F4E #30637A #4187A6 #63A4C2

Accessibility & contrast

On white

6.58
#30637A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.19
#30637A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30637A
6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##30637A#FFFFFF#000000##FFFFFF
##30637A1.006.583.196.58
#FFFFFF6.581.0021.001.00
#0000003.1921.001.0021.00
##FFFFFF6.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#57617B
Deuteranopia (green-blind)
#4D5A7A
Tritanopia (blue-blind)
#00696A
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #30637a;
/* rgb */ color: rgb(48, 99, 122);
/* oklch */ color: oklch(47.4% 0.066 229.7);
Tailwind
colors: {
  custom: {
    50: '#6f8fa0',
    500: '#30637a',
    950: '#000000',
  },
}
SCSS
$custom: #30637a;
$custom-light: #6f8fa0;
$custom-dark: #000000;
JSON
{
  "hex": "#30637a",
  "rgb": {
    "r": 48,
    "g": 99,
    "b": 122
  },
  "hsl": {
    "h": 198.649,
    "s": 43.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.47445,
    "c": 0.066,
    "h": 229.7
  },
  "luminance": 0.10957
}

Semantic roles & 50–950 ramp

primary
#30637A
secondary
#A9755D
accent
#7C55D3
background
#F7F8F9
surface
#EDF0F2
border
#C8CBCC
text
#080C0E
muted
#7B7D7E

Preview Lab

Preview with #30637A

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

Preview Lab → · Contrast checker → · Palette generator →

#30637A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva