#357BC1#357BC1

#357BC1 is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.2% C 0.129 H 251.1°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX#357BC1
RGBrgb(53, 123, 193)
HSLhsl(210, 57%, 48%)
HSVhsv(210, 73%, 76%)
CMYKcmyk(72.5%, 36.3%, 0%, 24.3%)
CIE-LABlab(50.42, 1.76, -42.92)
CIE-LCHlch(50.42, 42.95, 272.35°)
OKLaboklab(57.23% -0.0417 -0.1221)
OKLCHoklch(57.23% 0.129 251.1)
XYZxyz(18.1732, 18.7710, 53.1071)
Luminance0.1877 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#357BC1 #C17B35
analogous
#35C1C1 #357BC1 #3535C1
triadic
#357BC1 #C1357B #7BC135
tetradic
#357BC1 #C135C1 #C17B35 #35C135
square
#357BC1 #C135C1 #C17B35 #35C135
split-complementary
#357BC1 #C13535 #C1C135
monochromatic
#1B3E61 #285C91 #357BC1 #609AD3 #90B8E0

Accessibility & contrast

On white

4.42
#357BC1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.75
#357BC1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BC1
4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##357BC1#FFFFFF#000000##000000
##357BC11.004.424.754.75
#FFFFFF4.421.0021.0021.00
#0000004.7521.001.001.00
##0000004.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#5B7FC4
Deuteranopia (green-blind)
#4672C0
Tritanopia (blue-blind)
#008C95
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #357bc1;
/* rgb */ color: rgb(53, 123, 193);
/* oklch */ color: oklch(57.2% 0.129 251.1);
Tailwind
colors: {
  custom: {
    50: '#7ea0d4',
    500: '#357bc1',
    950: '#000000',
  },
}
SCSS
$custom: #357bc1;
$custom-light: #7ea0d4;
$custom-dark: #000000;
JSON
{
  "hex": "#357bc1",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 193
  },
  "hsl": {
    "h": 210,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57225,
    "c": 0.12903,
    "h": 251.1
  },
  "luminance": 0.18773
}

Semantic roles & 50–950 ramp

primary
#357BC1
secondary
#CBA987
accent
#9448E0
background
#F8F9FD
surface
#EFF2FA
border
#CACCD3
text
#0B0E14
muted
#7C7E83

Preview Lab

Preview with #357BC1

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

Preview Lab → · Contrast checker → · Palette generator →

#357BC1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva