#357BC1#357BC1

#357BC1 is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.2% C 0.129 H 251.1°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#357BC1
RGB	rgb(53, 123, 193)
HSL	hsl(210, 57%, 48%)
HSV	hsv(210, 73%, 76%)
CMYK	cmyk(72.5%, 36.3%, 0%, 24.3%)
CIE-LAB	lab(50.42, 1.76, -42.92)
CIE-LCH	lch(50.42, 42.95, 272.35°)
OKLab	oklab(57.23% -0.0417 -0.1221)
OKLCH	oklch(57.23% 0.129 251.1)
XYZ	xyz(18.1732, 18.7710, 53.1071)
Luminance	0.1877 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BC1 #C17B35

analogous

#35C1C1 #357BC1 #3535C1

triadic

#357BC1 #C1357B #7BC135

tetradic

#357BC1 #C135C1 #C17B35 #35C135

square

#357BC1 #C135C1 #C17B35 #35C135

split-complementary

#357BC1 #C13535 #C1C135

monochromatic

#1B3E61 #285C91 #357BC1 #609AD3 #90B8E0

Accessibility & contrast

On white

4.42

#357BC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#357BC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357BC1

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BC1	#FFFFFF	#000000	##000000
##357BC1	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7FC4

Deuteranopia (green-blind)

#4672C0

Tritanopia (blue-blind)

#008C95

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357bc1;
/* rgb */ color: rgb(53, 123, 193);
/* oklch */ color: oklch(57.2% 0.129 251.1);

Tailwind

colors: {
  custom: {
    50: '#7ea0d4',
    500: '#357bc1',
    950: '#000000',
  },
}

SCSS

$custom: #357bc1;
$custom-light: #7ea0d4;
$custom-dark: #000000;

JSON

{
  "hex": "#357bc1",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 193
  },
  "hsl": {
    "h": 210,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57225,
    "c": 0.12903,
    "h": 251.1
  },
  "luminance": 0.18773
}

Semantic roles & 50–950 ramp

primary

#357BC1

secondary

#CBA987

accent

#9448E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357BC1

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

Preview Lab → · Contrast checker → · Palette generator →