#3378C1#3378C1

#3378C1 is a mid, vivid cyan. Relative luminance 0.180; OKLCH L 56.5% C 0.133 H 252.4°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3378C1
RGB	rgb(51, 120, 193)
HSL	hsl(211, 58%, 48%)
HSV	hsv(211, 74%, 76%)
CMYK	cmyk(73.6%, 37.8%, 0%, 24.3%)
CIE-LAB	lab(49.48, 3.32, -44.41)
CIE-LCH	lch(49.48, 44.54, 274.27°)
OKLab	oklab(56.47% -0.0402 -0.1265)
OKLCH	oklch(56.47% 0.133 252.4)
XYZ	xyz(17.7038, 17.9850, 52.9802)
Luminance	0.1799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3378C1 #C17C33

analogous

#33BFC1 #3378C1 #3533C1

triadic

#3378C1 #C13378 #78C133

tetradic

#3378C1 #C133BF #C17C33 #33C135

square

#3378C1 #C133BF #C17C33 #33C135

split-complementary

#3378C1 #C13533 #BFC133

monochromatic

#193C60 #265A91 #3378C1 #5D97D4 #8DB6E1

Accessibility & contrast

On white

4.57

#3378C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3378C1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3378C1

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3378C1	#FFFFFF	#000000	##000000
##3378C1	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567DC4

Deuteranopia (green-blind)

#4170C0

Tritanopia (blue-blind)

#008993

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3378c1;
/* rgb */ color: rgb(51, 120, 193);
/* oklch */ color: oklch(56.5% 0.133 252.4);

Tailwind

colors: {
  custom: {
    50: '#7d9ed4',
    500: '#3378c1',
    950: '#000000',
  },
}

SCSS

$custom: #3378c1;
$custom-light: #7d9ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#3378c1",
  "rgb": {
    "r": 51,
    "g": 120,
    "b": 193
  },
  "hsl": {
    "h": 210.845,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56472,
    "c": 0.13277,
    "h": 252.4
  },
  "luminance": 0.17987
}

Semantic roles & 50–950 ramp

primary

#3378C1

secondary

#CBA984

accent

#9646E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3378C1

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

Preview Lab → · Contrast checker → · Palette generator →