#357DC3#357DC3

#357DC3 is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 57.8% C 0.130 H 250.6°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#357DC3
RGB	rgb(53, 125, 195)
HSL	hsl(210, 57%, 49%)
HSV	hsv(210, 73%, 76%)
CMYK	cmyk(72.8%, 35.9%, 0%, 23.5%)
CIE-LAB	lab(51.11, 1.28, -42.97)
CIE-LCH	lch(51.11, 42.99, 271.70°)
OKLab	oklab(57.8% -0.0431 -0.1222)
OKLCH	oklch(57.8% 0.13 250.6)
XYZ	xyz(18.6484, 19.3622, 54.3736)
Luminance	0.1936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357DC3 #C37B35

analogous

#35C3C2 #357DC3 #3536C3

triadic

#357DC3 #C3357D #7DC335

tetradic

#357DC3 #C235C3 #C37B35 #36C335

square

#357DC3 #C235C3 #C37B35 #36C335

split-complementary

#357DC3 #C33536 #C3C235

monochromatic

#1B3F63 #285E93 #357DC3 #619BD4 #91BAE1

Accessibility & contrast

On white

4.31

#357DC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#357DC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357DC3

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357DC3	#FFFFFF	#000000	##000000
##357DC3	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D81C6

Deuteranopia (green-blind)

#4874C2

Tritanopia (blue-blind)

#008E97

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #357dc3;
/* rgb */ color: rgb(53, 125, 195);
/* oklch */ color: oklch(57.8% 0.130 250.6);

Tailwind

colors: {
  custom: {
    50: '#7ea2d5',
    500: '#357dc3',
    950: '#000000',
  },
}

SCSS

$custom: #357dc3;
$custom-light: #7ea2d5;
$custom-dark: #000000;

JSON

{
  "hex": "#357dc3",
  "rgb": {
    "r": 53,
    "g": 125,
    "b": 195
  },
  "hsl": {
    "h": 209.577,
    "s": 57.258,
    "l": 48.627
  },
  "oklch": {
    "l": 0.578,
    "c": 0.12959,
    "h": 250.6
  },
  "luminance": 0.19364
}

Semantic roles & 50–950 ramp

primary

#357DC3

secondary

#CCA988

accent

#9347E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #357DC3

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

Preview Lab → · Contrast checker → · Palette generator →