#357AB4#357AB4

#357AB4 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.3% C 0.114 H 247.0°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX#357AB4
RGBrgb(53, 122, 180)
HSLhsl(207, 55%, 46%)
HSVhsv(207, 71%, 71%)
CMYKcmyk(70.6%, 32.2%, 0%, 29.4%)
CIE-LABlab(49.46, -2.31, -36.95)
CIE-LCHlch(49.46, 37.02, 266.42°)
OKLaboklab(56.26% -0.0444 -0.1047)
OKLCHoklch(56.26% 0.114 247)
XYZxyz(16.6628, 17.9694, 45.7614)
Luminance0.1797 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#357AB4 #B46F35
analogous
#35B4AE #357AB4 #353AB4
triadic
#357AB4 #B4357A #7AB435
tetradic
#357AB4 #AE35B4 #B46F35 #3AB435
square
#357AB4 #AE35B4 #B46F35 #3AB435
split-complementary
#357AB4 #B4353A #B4AE35
monochromatic
#193A55 #275A85 #357AB4 #5898CE #88B5DC

Accessibility & contrast

On white

4.57
#357AB4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.59
#357AB4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357AB4
4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##357AB4#FFFFFF#000000##000000
##357AB41.004.574.594.59
#FFFFFF4.571.0021.0021.00
#0000004.5921.001.001.00
##0000004.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#607CB6
Deuteranopia (green-blind)
#4E70B3
Tritanopia (blue-blind)
#00888F
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #357ab4;
/* rgb */ color: rgb(53, 122, 180);
/* oklch */ color: oklch(56.3% 0.114 247.0);
Tailwind
colors: {
  custom: {
    50: '#7ba0ca',
    500: '#357ab4',
    950: '#000000',
  },
}
SCSS
$custom: #357ab4;
$custom-light: #7ba0ca;
$custom-dark: #000000;
JSON
{
  "hex": "#357ab4",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 180
  },
  "hsl": {
    "h": 207.402,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.56255,
    "c": 0.11369,
    "h": 247
  },
  "luminance": 0.17971
}

Semantic roles & 50–950 ramp

primary
#357AB4
secondary
#C69F7F
accent
#8D4ADE
background
#F8F9FC
surface
#EFF2F8
border
#CACCD1
text
#0B0E13
muted
#7C7E82

Preview Lab

Preview with #357AB4

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

Preview Lab → · Contrast checker → · Palette generator →

#357AB4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva