#3B8DCB#3B8DCB

#3B8DCB is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.1% C 0.123 H 244.7°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX#3B8DCB
RGBrgb(59, 141, 203)
HSLhsl(206, 58%, 51%)
HSVhsv(206, 71%, 80%)
CMYKcmyk(70.9%, 30.5%, 0%, 20.4%)
CIE-LABlab(56.38, -4.49, -39.19)
CIE-LCHlch(56.38, 39.45, 263.47°)
OKLaboklab(62.13% -0.0525 -0.1109)
OKLCHoklch(62.13% 0.123 244.7)
XYZxyz(22.1039, 24.2889, 60.0116)
Luminance0.2429 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B8DCB #CB793B
analogous
#3BCBC1 #3B8DCB #3B45CB
triadic
#3B8DCB #CB3B8D #8DCB3B
tetradic
#3B8DCB #C13BCB #CB793B #45CB3B
square
#3B8DCB #C13BCB #CB793B #45CB3B
split-complementary
#3B8DCB #CB3B45 #CBC13B
monochromatic
#1D4B6E #2A6C9F #3B8DCB #6BA9D8 #9CC5E5

Accessibility & contrast

On white

3.58
#3B8DCB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.86
#3B8DCB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8DCB
5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B8DCB#FFFFFF#000000##000000
##3B8DCB1.003.585.865.86
#FFFFFF3.581.0021.0021.00
#0000005.8621.001.001.00
##0000005.8621.001.001.00

Color blindness preview

Protanopia (red-blind)
#718FCE
Deuteranopia (green-blind)
#5D81CA
Tritanopia (blue-blind)
#009CA3
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #3b8dcb;
/* rgb */ color: rgb(59, 141, 203);
/* oklch */ color: oklch(62.1% 0.123 244.7);
Tailwind
colors: {
  custom: {
    50: '#82aedb',
    500: '#3b8dcb',
    950: '#000000',
  },
}
SCSS
$custom: #3b8dcb;
$custom-light: #82aedb;
$custom-dark: #000000;
JSON
{
  "hex": "#3b8dcb",
  "rgb": {
    "r": 59,
    "g": 141,
    "b": 203
  },
  "hsl": {
    "h": 205.833,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.62127,
    "c": 0.12273,
    "h": 244.7
  },
  "luminance": 0.24291
}

Semantic roles & 50–950 ramp

primary
#3B8DCB
secondary
#D1AC91
accent
#8947E1
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3B8DCB

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

Preview Lab → · Contrast checker → · Palette generator →

#3B8DCB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva