#357FC3#357FC3

#357FC3 is a mid, vivid cyan. Relative luminance 0.199; OKLCH L 58.3% C 0.128 H 249.4°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#357FC3
RGB	rgb(53, 127, 195)
HSL	hsl(209, 57%, 49%)
HSV	hsv(209, 73%, 76%)
CMYK	cmyk(72.8%, 34.9%, 0%, 23.5%)
CIE-LAB	lab(51.69, 0.08, -42.04)
CIE-LCH	lch(51.69, 42.04, 270.10°)
OKLab	oklab(58.26% -0.045 -0.1195)
OKLCH	oklch(58.26% 0.128 249.4)
XYZ	xyz(18.9042, 19.8736, 54.4589)
Luminance	0.1988 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FC3 #C37935

analogous

#35C3C0 #357FC3 #3538C3

triadic

#357FC3 #C3357F #7FC335

tetradic

#357FC3 #C035C3 #C37935 #38C335

square

#357FC3 #C035C3 #C37935 #38C335

split-complementary

#357FC3 #C33538 #C3C035

monochromatic

#1B4063 #286093 #357FC3 #619DD4 #91BBE1

Accessibility & contrast

On white

4.22

#357FC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#357FC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FC3

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FC3	#FFFFFF	#000000	##000000
##357FC3	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6083C6

Deuteranopia (green-blind)

#4C75C2

Tritanopia (blue-blind)

#008F98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #357fc3;
/* rgb */ color: rgb(53, 127, 195);
/* oklch */ color: oklch(58.3% 0.128 249.4);

Tailwind

colors: {
  custom: {
    50: '#7ea3d5',
    500: '#357fc3',
    950: '#000000',
  },
}

SCSS

$custom: #357fc3;
$custom-light: #7ea3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#357fc3",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 195
  },
  "hsl": {
    "h": 208.732,
    "s": 57.258,
    "l": 48.627
  },
  "oklch": {
    "l": 0.5826,
    "c": 0.12766,
    "h": 249.4
  },
  "luminance": 0.19876
}

Semantic roles & 50–950 ramp

primary

#357FC3

secondary

#CCA888

accent

#9147E1

background

#F8FAFD

surface

#EFF3FA

border

#CACDD3

text

#0B0F14

muted

#7C7F83

Preview Lab

Preview with #357FC3

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

Preview Lab → · Contrast checker → · Palette generator →