#357CC0#357CC0

#357CC0 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.4% C 0.127 H 250.2°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#357CC0
RGB	rgb(53, 124, 192)
HSL	hsl(209, 57%, 48%)
HSV	hsv(209, 72%, 75%)
CMYK	cmyk(72.4%, 35.4%, 0%, 24.7%)
CIE-LAB	lab(50.66, 0.80, -41.96)
CIE-LCH	lch(50.66, 41.97, 271.09°)
OKLab	oklab(57.4% -0.0429 -0.1193)
OKLCH	oklch(57.4% 0.127 250.2)
XYZ	xyz(18.1867, 18.9759, 52.5632)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357CC0 #C07935

analogous

#35C0BF #357CC0 #3536C0

triadic

#357CC0 #C0357C #7CC035

tetradic

#357CC0 #BF35C0 #C07935 #36C035

square

#357CC0 #BF35C0 #C07935 #36C035

split-complementary

#357CC0 #C03536 #C0BF35

monochromatic

#1B3E60 #285D90 #357CC0 #5F9AD3 #8FB9E0

Accessibility & contrast

On white

4.38

#357CC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#357CC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357CC0

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357CC0	#FFFFFF	#000000	##000000
##357CC0	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D80C3

Deuteranopia (green-blind)

#4973BF

Tritanopia (blue-blind)

#008C95

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357cc0;
/* rgb */ color: rgb(53, 124, 192);
/* oklch */ color: oklch(57.4% 0.127 250.2);

Tailwind

colors: {
  custom: {
    50: '#7ea1d3',
    500: '#357cc0',
    950: '#000000',
  },
}

SCSS

$custom: #357cc0;
$custom-light: #7ea1d3;
$custom-dark: #000000;

JSON

{
  "hex": "#357cc0",
  "rgb": {
    "r": 53,
    "g": 124,
    "b": 192
  },
  "hsl": {
    "h": 209.353,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57397,
    "c": 0.12678,
    "h": 250.2
  },
  "luminance": 0.18978
}

Semantic roles & 50–950 ramp

primary

#357CC0

secondary

#CBA886

accent

#9248E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357CC0

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

Preview Lab → · Contrast checker → · Palette generator →