#357DD8#357DD8

#357DD8 is a mid, vivid cyan. Relative luminance 0.204; OKLCH L 59.1% C 0.157 H 255.9°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#357DD8
RGB	rgb(53, 125, 216)
HSL	hsl(213, 68%, 53%)
HSV	hsv(213, 75%, 85%)
CMYK	cmyk(75.5%, 42.1%, 0%, 15.3%)
CIE-LAB	lab(52.26, 8.95, -53.06)
CIE-LCH	lch(52.26, 53.81, 279.57°)
OKLab	oklab(59.08% -0.0382 -0.1518)
OKLCH	oklch(59.08% 0.157 255.9)
XYZ	xyz(21.1919, 20.3795, 67.7692)
Luminance	0.2038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357DD8 #D89035

analogous

#35CED8 #357DD8 #3E35D8

triadic

#357DD8 #D8357D #7DD835

tetradic

#357DD8 #D835CE #D89035 #35D83E

square

#357DD8 #D835CE #D89035 #35D83E

split-complementary

#357DD8 #D83E35 #CED835

monochromatic

#18447B #2260AE #357DD8 #689EE2 #9CBFEC

Accessibility & contrast

On white

4.14

#357DD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#357DD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357DD8

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357DD8	#FFFFFF	#000000	##000000
##357DD8	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5085DC

Deuteranopia (green-blind)

#3376D6

Tritanopia (blue-blind)

#0092A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #357dd8;
/* rgb */ color: rgb(53, 125, 216);
/* oklch */ color: oklch(59.1% 0.157 255.9);

Tailwind

colors: {
  custom: {
    50: '#82a2e4',
    500: '#357dd8',
    950: '#000000',
  },
}

SCSS

$custom: #357dd8;
$custom-light: #82a2e4;
$custom-dark: #000000;

JSON

{
  "hex": "#357dd8",
  "rgb": {
    "r": 53,
    "g": 125,
    "b": 216
  },
  "hsl": {
    "h": 213.497,
    "s": 67.635,
    "l": 52.745
  },
  "oklch": {
    "l": 0.59077,
    "c": 0.15655,
    "h": 255.9
  },
  "luminance": 0.20382
}

Semantic roles & 50–950 ramp

primary

#357DD8

secondary

#D8B991

accent

#9E3DEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0F16

muted

#7D7E84

Preview Lab

Preview with #357DD8

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

Preview Lab → · Contrast checker → · Palette generator →