#3A8FCA#3A8FCA

#3A8FCA is a light, vivid cyan. Relative luminance 0.248; OKLCH L 62.5% C 0.120 H 242.6°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX#3A8FCA
RGBrgb(58, 143, 202)
HSLhsl(205, 58%, 51%)
HSVhsv(205, 71%, 79%)
CMYKcmyk(71.3%, 29.2%, 0%, 20.8%)
CIE-LABlab(56.89, -6.13, -37.83)
CIE-LCHlch(56.89, 38.32, 260.79°)
OKLaboklab(62.51% -0.0554 -0.1069)
OKLCHoklch(62.51% 0.12 242.6)
XYZxyz(22.2239, 24.8062, 59.4825)
Luminance0.2481 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3A8FCA #CA753A
analogous
#3ACABD #3A8FCA #3A47CA
triadic
#3A8FCA #CA3A8F #8FCA3A
tetradic
#3A8FCA #BD3ACA #CA753A #47CA3A
square
#3A8FCA #BD3ACA #CA753A #47CA3A
split-complementary
#3A8FCA #CA3A47 #CABD3A
monochromatic
#1D4C6C #2A6E9D #3A8FCA #6AAAD7 #9AC6E4

Accessibility & contrast

On white

3.52
#3A8FCA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.96
#3A8FCA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8FCA
5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3A8FCA#FFFFFF#000000##000000
##3A8FCA1.003.525.965.96
#FFFFFF3.521.0021.0021.00
#0000005.9621.001.001.00
##0000005.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7490CD
Deuteranopia (green-blind)
#6082C9
Tritanopia (blue-blind)
#009DA4
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #3a8fca;
/* rgb */ color: rgb(58, 143, 202);
/* oklch */ color: oklch(62.5% 0.120 242.6);
Tailwind
colors: {
  custom: {
    50: '#82afda',
    500: '#3a8fca',
    950: '#000000',
  },
}
SCSS
$custom: #3a8fca;
$custom-light: #82afda;
$custom-dark: #000000;
JSON
{
  "hex": "#3a8fca",
  "rgb": {
    "r": 58,
    "g": 143,
    "b": 202
  },
  "hsl": {
    "h": 204.583,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.62506,
    "c": 0.12042,
    "h": 242.6
  },
  "luminance": 0.24809
}

Semantic roles & 50–950 ramp

primary
#3A8FCA
secondary
#D0AA90
accent
#8647E1
background
#F8FAFD
surface
#F0F4FA
border
#CBCED3
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3A8FCA

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

Preview Lab → · Contrast checker → · Palette generator →

#3A8FCA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva