#3373C7#3373C7

#3373C7 is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.7% C 0.146 H 256.4°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3373C7
RGB	rgb(51, 115, 199)
HSL	hsl(214, 59%, 49%)
HSV	hsv(214, 74%, 78%)
CMYK	cmyk(74.4%, 42.2%, 0%, 22%)
CIE-LAB	lab(48.37, 8.62, -49.62)
CIE-LCH	lch(48.37, 50.37, 279.85°)
OKLab	oklab(55.72% -0.0343 -0.1419)
OKLCH	oklch(55.72% 0.146 256.4)
XYZ	xyz(17.8010, 17.0868, 56.3817)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3373C7 #C78733

analogous

#33BDC7 #3373C7 #3D33C7

triadic

#3373C7 #C73373 #73C733

tetradic

#3373C7 #C733BD #C78733 #33C73D

square

#3373C7 #C733BD #C78733 #33C73D

split-complementary

#3373C7 #C73D33 #BDC733

monochromatic

#1A3B66 #275796 #3373C7 #6194D6 #91B5E3

Accessibility & contrast

On white

4.75

#3373C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3373C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3373C7

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3373C7	#FFFFFF	#000000	##FFFFFF
##3373C7	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7ACA

Deuteranopia (green-blind)

#306DC5

Tritanopia (blue-blind)

#008793

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3373c7;
/* rgb */ color: rgb(51, 115, 199);
/* oklch */ color: oklch(55.7% 0.146 256.4);

Tailwind

colors: {
  custom: {
    50: '#7e9ad8',
    500: '#3373c7',
    950: '#000000',
  },
}

SCSS

$custom: #3373c7;
$custom-light: #7e9ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#3373c7",
  "rgb": {
    "r": 51,
    "g": 115,
    "b": 199
  },
  "hsl": {
    "h": 214.054,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55718,
    "c": 0.14598,
    "h": 256.4
  },
  "luminance": 0.17089
}

Semantic roles & 50–950 ramp

primary

#3373C7

secondary

#CEB088

accent

#9F45E2

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3373C7

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

Preview Lab → · Contrast checker → · Palette generator →