#357EC7#357EC7

#357EC7 is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.3% C 0.134 H 251.2°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#357EC7
RGB	rgb(53, 126, 199)
HSL	hsl(210, 58%, 49%)
HSV	hsv(210, 73%, 78%)
CMYK	cmyk(73.4%, 36.7%, 0%, 22%)
CIE-LAB	lab(51.61, 2.13, -44.46)
CIE-LCH	lch(51.61, 44.51, 272.74°)
OKLab	oklab(58.26% -0.043 -0.1265)
OKLCH	oklch(58.26% 0.134 251.2)
XYZ	xyz(19.2340, 19.7999, 56.8298)
Luminance	0.1980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EC7 #C77E35

analogous

#35C7C7 #357EC7 #3535C7

triadic

#357EC7 #C7357E #7EC735

tetradic

#357EC7 #C735C7 #C77E35 #35C735

square

#357EC7 #C735C7 #C77E35 #35C735

split-complementary

#357EC7 #C73535 #C7C735

monochromatic

#1B4166 #285F97 #357EC7 #649DD6 #94BBE2

Accessibility & contrast

On white

4.23

#357EC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#357EC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EC7

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EC7	#FFFFFF	#000000	##000000
##357EC7	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C82CA

Deuteranopia (green-blind)

#4775C6

Tritanopia (blue-blind)

#008F99

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #357ec7;
/* rgb */ color: rgb(53, 126, 199);
/* oklch */ color: oklch(58.3% 0.134 251.2);

Tailwind

colors: {
  custom: {
    50: '#7fa3d8',
    500: '#357ec7',
    950: '#000000',
  },
}

SCSS

$custom: #357ec7;
$custom-light: #7fa3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#357ec7",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 199
  },
  "hsl": {
    "h": 210,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.58262,
    "c": 0.13365,
    "h": 251.2
  },
  "luminance": 0.19802
}

Semantic roles & 50–950 ramp

primary

#357EC7

secondary

#CEAC8A

accent

#9447E1

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #357EC7

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

Preview Lab → · Contrast checker → · Palette generator →