#3381D2#3381D2

#3381D2 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.5% C 0.145 H 252.3°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3381D2
RGB	rgb(51, 129, 210)
HSL	hsl(211, 64%, 51%)
HSV	hsv(211, 76%, 82%)
CMYK	cmyk(75.7%, 38.6%, 0%, 17.6%)
CIE-LAB	lab(53.01, 4.07, -48.49)
CIE-LCH	lch(53.01, 48.66, 274.79°)
OKLab	oklab(59.53% -0.0441 -0.1383)
OKLCH	oklch(59.53% 0.145 252.3)
XYZ	xyz(20.8440, 21.0550, 63.9257)
Luminance	0.2106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3381D2 #D28433

analogous

#33D0D2 #3381D2 #3433D2

triadic

#3381D2 #D23381 #81D233

tetradic

#3381D2 #D233D0 #D28433 #33D234

square

#3381D2 #D233D0 #D28433 #33D234

split-complementary

#3381D2 #D23433 #D0D233

monochromatic

#194472 #2463A4 #3381D2 #65A0DD #97BFE8

Accessibility & contrast

On white

4.03

#3381D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#3381D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381D2

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3381D2	#FFFFFF	#000000	##000000
##3381D2	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B87D5

Deuteranopia (green-blind)

#4278D0

Tritanopia (blue-blind)

#00949F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3381d2;
/* rgb */ color: rgb(51, 129, 210);
/* oklch */ color: oklch(59.5% 0.145 252.3);

Tailwind

colors: {
  custom: {
    50: '#80a5e0',
    500: '#3381d2',
    950: '#000000',
  },
}

SCSS

$custom: #3381d2;
$custom-light: #80a5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3381d2",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 210
  },
  "hsl": {
    "h": 210.566,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.59532,
    "c": 0.1452,
    "h": 252.3
  },
  "luminance": 0.21057
}

Semantic roles & 50–950 ramp

primary

#3381D2

secondary

#D4B18D

accent

#9541E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3381D2

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

Preview Lab → · Contrast checker → · Palette generator →