#357BC5#357BC5

#357BC5 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.5% C 0.134 H 252.3°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX#357BC5
RGBrgb(53, 123, 197)
HSLhsl(211, 58%, 49%)
HSVhsv(211, 73%, 77%)
CMYKcmyk(73.1%, 37.6%, 0%, 22.7%)
CIE-LABlab(50.63, 3.22, -44.87)
CIE-LCHlch(50.63, 44.99, 274.10°)
OKLaboklab(57.46% -0.0407 -0.1278)
OKLCHoklch(57.46% 0.134 252.3)
XYZxyz(18.6254, 18.9519, 55.4890)
Luminance0.1895 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#357BC5 #C57F35
analogous
#35C3C5 #357BC5 #3735C5
triadic
#357BC5 #C5357B #7BC535
tetradic
#357BC5 #C535C3 #C57F35 #35C537
square
#357BC5 #C535C3 #C57F35 #35C537
split-complementary
#357BC5 #C53735 #C3C535
monochromatic
#1B3F65 #285D95 #357BC5 #629AD5 #93B9E2

Accessibility & contrast

On white

4.38
#357BC5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.79
#357BC5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BC5
4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##357BC5#FFFFFF#000000##000000
##357BC51.004.384.794.79
#FFFFFF4.381.0021.0021.00
#0000004.7921.001.001.00
##0000004.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#5980C8
Deuteranopia (green-blind)
#4372C4
Tritanopia (blue-blind)
#008C96
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #357bc5;
/* rgb */ color: rgb(53, 123, 197);
/* oklch */ color: oklch(57.5% 0.134 252.3);
Tailwind
colors: {
  custom: {
    50: '#7ea0d7',
    500: '#357bc5',
    950: '#000000',
  },
}
SCSS
$custom: #357bc5;
$custom-light: #7ea0d7;
$custom-dark: #000000;
JSON
{
  "hex": "#357bc5",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 197
  },
  "hsl": {
    "h": 210.833,
    "s": 57.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57461,
    "c": 0.13413,
    "h": 252.3
  },
  "luminance": 0.18954
}

Semantic roles & 50–950 ramp

primary
#357BC5
secondary
#CDAC89
accent
#9647E1
background
#F8F9FD
surface
#EFF2FA
border
#CACCD3
text
#0B0E14
muted
#7C7E83

Preview Lab

Preview with #357BC5

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

Preview Lab → · Contrast checker → · Palette generator →

#357BC5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva