#357FD0#357FD0

#357FD0 is a mid, vivid cyan. Relative luminance 0.205; OKLCH L 59.0% C 0.144 H 253.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#357FD0
RGB	rgb(53, 127, 208)
HSL	hsl(211, 62%, 51%)
HSV	hsv(211, 75%, 82%)
CMYK	cmyk(74.5%, 38.9%, 0%, 18.4%)
CIE-LAB	lab(52.38, 4.79, -48.35)
CIE-LCH	lch(52.38, 48.58, 275.66°)
OKLab	oklab(59.03% -0.0417 -0.1379)
OKLCH	oklch(59.03% 0.144 253.2)
XYZ	xyz(20.4385, 20.4874, 62.5396)
Luminance	0.2049 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FD0 #D08635

analogous

#35CCD0 #357FD0 #3835D0

triadic

#357FD0 #D0357F #7FD035

tetradic

#357FD0 #D035CC #D08635 #35D038

square

#357FD0 #D035CC #D08635 #35D038

split-complementary

#357FD0 #D03835 #CCD035

monochromatic

#1A4370 #2661A2 #357FD0 #679EDC #98BEE7

Accessibility & contrast

On white

4.12

#357FD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#357FD0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FD0

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FD0	#FFFFFF	#000000	##000000
##357FD0	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5985D3

Deuteranopia (green-blind)

#4076CE

Tritanopia (blue-blind)

#00929D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #357fd0;
/* rgb */ color: rgb(53, 127, 208);
/* oklch */ color: oklch(59.0% 0.144 253.2);

Tailwind

colors: {
  custom: {
    50: '#81a3df',
    500: '#357fd0',
    950: '#000000',
  },
}

SCSS

$custom: #357fd0;
$custom-light: #81a3df;
$custom-dark: #000000;

JSON

{
  "hex": "#357fd0",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 208
  },
  "hsl": {
    "h": 211.355,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.59025,
    "c": 0.14409,
    "h": 253.2
  },
  "luminance": 0.2049
}

Semantic roles & 50–950 ramp

primary

#357FD0

secondary

#D3B28E

accent

#9842E5

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #357FD0

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

Preview Lab → · Contrast checker → · Palette generator →