#357CC1#357CC1

#357CC1 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.5% C 0.128 H 250.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#357CC1
RGB	rgb(53, 124, 193)
HSL	hsl(210, 57%, 48%)
HSV	hsv(210, 73%, 76%)
CMYK	cmyk(72.5%, 35.8%, 0%, 24.3%)
CIE-LAB	lab(50.71, 1.16, -42.45)
CIE-LCH	lch(50.71, 42.47, 271.56°)
OKLab	oklab(57.46% -0.0427 -0.1207)
OKLCH	oklch(57.46% 0.128 250.5)
XYZ	xyz(18.2979, 19.0204, 53.1487)
Luminance	0.1902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357CC1 #C17A35

analogous

#35C1C0 #357CC1 #3536C1

triadic

#357CC1 #C1357C #7CC135

tetradic

#357CC1 #C035C1 #C17A35 #36C135

square

#357CC1 #C035C1 #C17A35 #36C135

split-complementary

#357CC1 #C13536 #C1C035

monochromatic

#1B3E61 #285D91 #357CC1 #609AD3 #90B9E0

Accessibility & contrast

On white

4.37

#357CC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#357CC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357CC1

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357CC1	#FFFFFF	#000000	##000000
##357CC1	1.00	4.37	4.80	4.80
#FFFFFF	4.37	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)

#5D80C4

Deuteranopia (green-blind)

#4873C0

Tritanopia (blue-blind)

#008C95

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357cc1;
/* rgb */ color: rgb(53, 124, 193);
/* oklch */ color: oklch(57.5% 0.128 250.5);

Tailwind

colors: {
  custom: {
    50: '#7ea1d4',
    500: '#357cc1',
    950: '#000000',
  },
}

SCSS

$custom: #357cc1;
$custom-light: #7ea1d4;
$custom-dark: #000000;

JSON

{
  "hex": "#357cc1",
  "rgb": {
    "r": 53,
    "g": 124,
    "b": 193
  },
  "hsl": {
    "h": 209.571,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57455,
    "c": 0.12804,
    "h": 250.5
  },
  "luminance": 0.19022
}

Semantic roles & 50–950 ramp

primary

#357CC1

secondary

#CBA887

accent

#9348E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357CC1

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

Preview Lab → · Contrast checker → · Palette generator →