#357BC7#357BC7

#357BC7 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.6% C 0.137 H 252.9°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#357BC7
RGB	rgb(53, 123, 199)
HSL	hsl(211, 58%, 49%)
HSV	hsv(211, 73%, 78%)
CMYK	cmyk(73.4%, 38.2%, 0%, 22%)
CIE-LAB	lab(50.74, 3.95, -45.84)
CIE-LCH	lch(50.74, 46.01, 274.92°)
OKLab	oklab(57.58% -0.0402 -0.1306)
OKLCH	oklch(57.58% 0.137 252.9)
XYZ	xyz(18.8561, 19.0442, 56.7039)
Luminance	0.1905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BC7 #C78135

analogous

#35C4C7 #357BC7 #3835C7

triadic

#357BC7 #C7357B #7BC735

tetradic

#357BC7 #C735C4 #C78135 #35C738

square

#357BC7 #C735C4 #C78135 #35C738

split-complementary

#357BC7 #C73835 #C4C735

monochromatic

#1B3F66 #285D97 #357BC7 #649AD6 #94BAE2

Accessibility & contrast

On white

4.37

#357BC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#357BC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BC7

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BC7	#FFFFFF	#000000	##000000
##357BC7	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5880CA

Deuteranopia (green-blind)

#4173C5

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357bc7;
/* rgb */ color: rgb(53, 123, 199);
/* oklch */ color: oklch(57.6% 0.137 252.9);

Tailwind

colors: {
  custom: {
    50: '#7fa0d8',
    500: '#357bc7',
    950: '#000000',
  },
}

SCSS

$custom: #357bc7;
$custom-light: #7fa0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#357bc7",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 199
  },
  "hsl": {
    "h": 211.233,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.57581,
    "c": 0.1367,
    "h": 252.9
  },
  "luminance": 0.19046
}

Semantic roles & 50–950 ramp

primary

#357BC7

secondary

#CEAD8A

accent

#9747E1

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357BC7

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

Preview Lab → · Contrast checker → · Palette generator →