#357ACC#357ACC

#357ACC is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.7% C 0.144 H 254.7°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#357ACC
RGB	rgb(53, 122, 204)
HSL	hsl(213, 60%, 50%)
HSV	hsv(213, 74%, 80%)
CMYK	cmyk(74%, 40.2%, 0%, 20%)
CIE-LAB	lab(50.73, 6.39, -48.71)
CIE-LCH	lch(50.73, 49.13, 277.47°)
OKLab	oklab(57.66% -0.0381 -0.1391)
OKLCH	oklch(57.66% 0.144 254.7)
XYZ	xyz(19.3228, 19.0334, 59.7705)
Luminance	0.1904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357ACC #CC8735

analogous

#35C5CC #357ACC #3B35CC

triadic

#357ACC #CC357A #7ACC35

tetradic

#357ACC #CC35C5 #CC8735 #35CC3B

square

#357ACC #CC35C5 #CC8735 #35CC3B

split-complementary

#357ACC #CC3B35 #C5CC35

monochromatic

#1B406B #275D9C #357ACC #669AD8 #97BAE5

Accessibility & contrast

On white

4.37

#357ACC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#357ACC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357ACC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357ACC	#FFFFFF	#000000	##000000
##357ACC	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5380CF

Deuteranopia (green-blind)

#3A72CA

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357acc;
/* rgb */ color: rgb(53, 122, 204);
/* oklch */ color: oklch(57.7% 0.144 254.7);

Tailwind

colors: {
  custom: {
    50: '#809fdc',
    500: '#357acc',
    950: '#000000',
  },
}

SCSS

$custom: #357acc;
$custom-light: #809fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#357acc",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 204
  },
  "hsl": {
    "h": 212.583,
    "s": 59.684,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5766,
    "c": 0.14422,
    "h": 254.7
  },
  "luminance": 0.19036
}

Semantic roles & 50–950 ramp

primary

#357ACC

secondary

#D0B18D

accent

#9B45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #357ACC

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

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