#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
RGB	rgb(53, 123, 197)
HSL	hsl(211, 58%, 49%)
HSV	hsv(211, 73%, 77%)
CMYK	cmyk(73.1%, 37.6%, 0%, 22.7%)
CIE-LAB	lab(50.63, 3.22, -44.87)
CIE-LCH	lch(50.63, 44.99, 274.10°)
OKLab	oklab(57.46% -0.0407 -0.1278)
OKLCH	oklch(57.46% 0.134 252.3)
XYZ	xyz(18.6254, 18.9519, 55.4890)
Luminance	0.1895 (WCAG relative)
Temperature	cool
Family	cyan

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
##357BC5	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

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 →