#357AD1#357AD1

#357AD1 is a mid, vivid cyan. Relative luminance 0.193; OKLCH L 58.0% C 0.151 H 255.8°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#357AD1
RGB	rgb(53, 122, 209)
HSL	hsl(213, 63%, 51%)
HSV	hsv(213, 75%, 82%)
CMYK	cmyk(74.6%, 41.6%, 0%, 18%)
CIE-LAB	lab(51.01, 8.22, -51.10)
CIE-LCH	lch(51.01, 51.76, 279.14°)
OKLab	oklab(57.97% -0.037 -0.1461)
OKLCH	oklch(57.97% 0.151 255.8)
XYZ	xyz(19.9321, 19.2771, 62.9796)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357AD1 #D18C35

analogous

#35C8D1 #357AD1 #3E35D1

triadic

#357AD1 #D1357A #7AD135

tetradic

#357AD1 #D135C8 #D18C35 #35D13E

square

#357AD1 #D135C8 #D18C35 #35D13E

split-complementary

#357AD1 #D13E35 #C8D135

monochromatic

#1A4172 #255DA4 #357AD1 #679BDC #99BCE8

Accessibility & contrast

On white

4.32

#357AD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#357AD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357AD1

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357AD1	#FFFFFF	#000000	##000000
##357AD1	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5081D4

Deuteranopia (green-blind)

#3573CF

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357ad1;
/* rgb */ color: rgb(53, 122, 209);
/* oklch */ color: oklch(58.0% 0.151 255.8);

Tailwind

colors: {
  custom: {
    50: '#819fdf',
    500: '#357ad1',
    950: '#000000',
  },
}

SCSS

$custom: #357ad1;
$custom-light: #819fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#357ad1",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 209
  },
  "hsl": {
    "h": 213.462,
    "s": 62.903,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57973,
    "c": 0.15073,
    "h": 255.8
  },
  "luminance": 0.19279
}

Semantic roles & 50–950 ramp

primary

#357AD1

secondary

#D3B58F

accent

#9D42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #357AD1

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

Preview Lab → · Contrast checker → · Palette generator →