#357DBC#357DBC

#357DBC is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.121 H 248.1°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX#357DBC
RGBrgb(53, 125, 188)
HSLhsl(208, 56%, 47%)
HSVhsv(208, 72%, 74%)
CMYKcmyk(71.8%, 33.5%, 0%, 26.3%)
CIE-LABlab(50.75, -1.24, -39.53)
CIE-LCHlch(50.75, 39.55, 268.20°)
OKLaboklab(57.4% -0.045 -0.1121)
OKLCHoklch(57.4% 0.121 248.1)
XYZxyz(17.8755, 19.0530, 50.3027)
Luminance0.1905 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#357DBC #BC7435
analogous
#35BCB8 #357DBC #3539BC
triadic
#357DBC #BC357D #7DBC35
tetradic
#357DBC #B835BC #BC7435 #39BC35
square
#357DBC #B835BC #BC7435 #39BC35
split-complementary
#357DBC #BC3539 #BCB835
monochromatic
#1A3E5D #285D8C #357DBC #5D9BD1 #8DB8DF

Accessibility & contrast

On white

4.36
#357DBC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.81
#357DBC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357DBC
4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##357DBC#FFFFFF#000000##000000
##357DBC1.004.364.814.81
#FFFFFF4.361.0021.0021.00
#0000004.8121.001.001.00
##0000004.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#6180BF
Deuteranopia (green-blind)
#4D73BB
Tritanopia (blue-blind)
#008C94
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #357dbc;
/* rgb */ color: rgb(53, 125, 188);
/* oklch */ color: oklch(57.4% 0.121 248.1);
Tailwind
colors: {
  custom: {
    50: '#7da2d0',
    500: '#357dbc',
    950: '#000000',
  },
}
SCSS
$custom: #357dbc;
$custom-light: #7da2d0;
$custom-dark: #000000;
JSON
{
  "hex": "#357dbc",
  "rgb": {
    "r": 53,
    "g": 125,
    "b": 188
  },
  "hsl": {
    "h": 208,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57401,
    "c": 0.12084,
    "h": 248.1
  },
  "luminance": 0.19055
}

Semantic roles & 50–950 ramp

primary
#357DBC
secondary
#C9A484
accent
#8F48DF
background
#F8F9FC
surface
#EFF2F9
border
#CACCD2
text
#0B0F14
muted
#7C7E82

Preview Lab

Preview with #357DBC

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

Preview Lab → · Contrast checker → · Palette generator →

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