#357CC5#357CC5

#357CC5 is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.7% C 0.133 H 251.8°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#357CC5
RGB	rgb(53, 124, 197)
HSL	hsl(210, 58%, 49%)
HSV	hsv(210, 73%, 77%)
CMYK	cmyk(73.1%, 37.1%, 0%, 22.7%)
CIE-LAB	lab(50.92, 2.61, -44.41)
CIE-LCH	lch(50.92, 44.49, 273.36°)
OKLab	oklab(57.69% -0.0416 -0.1264)
OKLCH	oklch(57.69% 0.133 251.8)
XYZ	xyz(18.7501, 19.2013, 55.5305)
Luminance	0.1920 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357CC5 #C57E35

analogous

#35C4C5 #357CC5 #3635C5

triadic

#357CC5 #C5357C #7CC535

tetradic

#357CC5 #C535C4 #C57E35 #35C536

square

#357CC5 #C535C4 #C57E35 #35C536

split-complementary

#357CC5 #C53635 #C4C535

monochromatic

#1B3F65 #285E95 #357CC5 #629BD5 #93BAE2

Accessibility & contrast

On white

4.34

#357CC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#357CC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357CC5

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357CC5	#FFFFFF	#000000	##000000
##357CC5	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A81C8

Deuteranopia (green-blind)

#4573C4

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357cc5;
/* rgb */ color: rgb(53, 124, 197);
/* oklch */ color: oklch(57.7% 0.133 251.8);

Tailwind

colors: {
  custom: {
    50: '#7ea1d7',
    500: '#357cc5',
    950: '#000000',
  },
}

SCSS

$custom: #357cc5;
$custom-light: #7ea1d7;
$custom-dark: #000000;

JSON

{
  "hex": "#357cc5",
  "rgb": {
    "r": 53,
    "g": 124,
    "b": 197
  },
  "hsl": {
    "h": 210.417,
    "s": 57.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57689,
    "c": 0.13312,
    "h": 251.8
  },
  "luminance": 0.19203
}

Semantic roles & 50–950 ramp

primary

#357CC5

secondary

#CDAB89

accent

#9547E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357CC5

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

Preview Lab → · Contrast checker → · Palette generator →