#3378C0#3378C0

#3378C0 is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.4% C 0.131 H 252.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3378C0
RGB	rgb(51, 120, 192)
HSL	hsl(211, 58%, 48%)
HSV	hsv(211, 73%, 75%)
CMYK	cmyk(73.4%, 37.5%, 0%, 24.7%)
CIE-LAB	lab(49.42, 2.95, -43.93)
CIE-LCH	lch(49.42, 44.02, 273.84°)
OKLab	oklab(56.41% -0.0404 -0.1251)
OKLCH	oklch(56.41% 0.131 252.1)
XYZ	xyz(17.5926, 17.9405, 52.3946)
Luminance	0.1794 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3378C0 #C07B33

analogous

#33BFC0 #3378C0 #3433C0

triadic

#3378C0 #C03378 #78C033

tetradic

#3378C0 #C033BF #C07B33 #33C034

square

#3378C0 #C033BF #C07B33 #33C034

split-complementary

#3378C0 #C03433 #BFC033

monochromatic

#193C5F #265A90 #3378C0 #5C97D4 #8DB6E1

Accessibility & contrast

On white

4.58

#3378C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#3378C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3378C0

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3378C0	#FFFFFF	#000000	##000000
##3378C0	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#577DC3

Deuteranopia (green-blind)

#4170BF

Tritanopia (blue-blind)

#008993

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3378c0;
/* rgb */ color: rgb(51, 120, 192);
/* oklch */ color: oklch(56.4% 0.131 252.1);

Tailwind

colors: {
  custom: {
    50: '#7d9ed3',
    500: '#3378c0',
    950: '#000000',
  },
}

SCSS

$custom: #3378c0;
$custom-light: #7d9ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3378c0",
  "rgb": {
    "r": 51,
    "g": 120,
    "b": 192
  },
  "hsl": {
    "h": 210.638,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.56412,
    "c": 0.13147,
    "h": 252.1
  },
  "luminance": 0.17943
}

Semantic roles & 50–950 ramp

primary

#3378C0

secondary

#CBA884

accent

#9647E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3378C0

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

Preview Lab → · Contrast checker → · Palette generator →