#357EC1#357EC1

#357EC1 is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 57.9% C 0.126 H 249.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#357EC1
RGB	rgb(53, 126, 193)
HSL	hsl(209, 57%, 48%)
HSV	hsv(209, 73%, 76%)
CMYK	cmyk(72.5%, 34.7%, 0%, 24.3%)
CIE-LAB	lab(51.30, -0.04, -41.53)
CIE-LCH	lch(51.30, 41.53, 269.94°)
OKLab	oklab(57.92% -0.0446 -0.118)
OKLCH	oklch(57.92% 0.126 249.3)
XYZ	xyz(18.5511, 19.5268, 53.2331)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EC1 #C17835

analogous

#35C1BE #357EC1 #3538C1

triadic

#357EC1 #C1357E #7EC135

tetradic

#357EC1 #BE35C1 #C17835 #38C135

square

#357EC1 #BE35C1 #C17835 #38C135

split-complementary

#357EC1 #C13538 #C1BE35

monochromatic

#1B3F61 #285F91 #357EC1 #609CD3 #90BAE0

Accessibility & contrast

On white

4.28

#357EC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#357EC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EC1

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EC1	#FFFFFF	#000000	##000000
##357EC1	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6081C4

Deuteranopia (green-blind)

#4B74C0

Tritanopia (blue-blind)

#008E96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #357ec1;
/* rgb */ color: rgb(53, 126, 193);
/* oklch */ color: oklch(57.9% 0.126 249.3);

Tailwind

colors: {
  custom: {
    50: '#7ea3d4',
    500: '#357ec1',
    950: '#000000',
  },
}

SCSS

$custom: #357ec1;
$custom-light: #7ea3d4;
$custom-dark: #000000;

JSON

{
  "hex": "#357ec1",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 193
  },
  "hsl": {
    "h": 208.714,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57915,
    "c": 0.12612,
    "h": 249.3
  },
  "luminance": 0.19529
}

Semantic roles & 50–950 ramp

primary

#357EC1

secondary

#CBA787

accent

#9148E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #357EC1

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

Preview Lab → · Contrast checker → · Palette generator →