#357AC4#357AC4

#357AC4 is a mid, vivid cyan. Relative luminance 0.187; OKLCH L 57.2% C 0.134 H 252.6°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#357AC4
RGB	rgb(53, 122, 196)
HSL	hsl(211, 57%, 49%)
HSV	hsv(211, 73%, 77%)
CMYK	cmyk(73%, 37.8%, 0%, 23.1%)
CIE-LAB	lab(50.29, 3.46, -44.85)
CIE-LCH	lch(50.29, 44.98, 274.41°)
OKLab	oklab(57.17% -0.04 -0.1277)
OKLCH	oklch(57.17% 0.134 252.6)
XYZ	xyz(18.3878, 18.6594, 54.8464)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357AC4 #C47F35

analogous

#35C2C4 #357AC4 #3835C4

triadic

#357AC4 #C4357A #7AC435

tetradic

#357AC4 #C435C2 #C47F35 #35C438

square

#357AC4 #C435C2 #C47F35 #35C438

split-complementary

#357AC4 #C43835 #C2C435

monochromatic

#1B3E64 #285C94 #357AC4 #6299D4 #92B8E1

Accessibility & contrast

On white

4.44

#357AC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#357AC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357AC4

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357AC4	#FFFFFF	#000000	##000000
##357AC4	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587FC7

Deuteranopia (green-blind)

#4272C3

Tritanopia (blue-blind)

#008B95

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357ac4;
/* rgb */ color: rgb(53, 122, 196);
/* oklch */ color: oklch(57.2% 0.134 252.6);

Tailwind

colors: {
  custom: {
    50: '#7ea0d6',
    500: '#357ac4',
    950: '#000000',
  },
}

SCSS

$custom: #357ac4;
$custom-light: #7ea0d6;
$custom-dark: #000000;

JSON

{
  "hex": "#357ac4",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 196
  },
  "hsl": {
    "h": 211.049,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57174,
    "c": 0.13388,
    "h": 252.6
  },
  "luminance": 0.18661
}

Semantic roles & 50–950 ramp

primary

#357AC4

secondary

#CCAC88

accent

#9747E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #357AC4

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

Preview Lab → · Contrast checker → · Palette generator →