#3381D4#3381D4

#3381D4 is a mid, vivid cyan. Relative luminance 0.212; OKLCH L 59.7% C 0.148 H 252.8°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3381D4
RGB	rgb(51, 129, 212)
HSL	hsl(211, 65%, 52%)
HSV	hsv(211, 76%, 83%)
CMYK	cmyk(75.9%, 39.2%, 0%, 16.9%)
CIE-LAB	lab(53.12, 4.80, -49.44)
CIE-LCH	lch(53.12, 49.68, 275.54°)
OKLab	oklab(59.65% -0.0437 -0.1411)
OKLCH	oklch(59.65% 0.148 252.8)
XYZ	xyz(21.0947, 21.1553, 65.2462)
Luminance	0.2116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3381D4 #D48633

analogous

#33D1D4 #3381D4 #3633D4

triadic

#3381D4 #D43381 #81D433

tetradic

#3381D4 #D433D1 #D48633 #33D436

square

#3381D4 #D433D1 #D48633 #33D436

split-complementary

#3381D4 #D43633 #D1D433

monochromatic

#184574 #2363A7 #3381D4 #66A0DF #98BFE9

Accessibility & contrast

On white

4.01

#3381D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#3381D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381D4

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3381D4	#FFFFFF	#000000	##000000
##3381D4	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A87D7

Deuteranopia (green-blind)

#4078D2

Tritanopia (blue-blind)

#0095A0

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3381d4;
/* rgb */ color: rgb(51, 129, 212);
/* oklch */ color: oklch(59.7% 0.148 252.8);

Tailwind

colors: {
  custom: {
    50: '#81a5e2',
    500: '#3381d4',
    950: '#000000',
  },
}

SCSS

$custom: #3381d4;
$custom-light: #81a5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3381d4",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 212
  },
  "hsl": {
    "h": 210.932,
    "s": 65.182,
    "l": 51.569
  },
  "oklch": {
    "l": 0.59653,
    "c": 0.14774,
    "h": 252.8
  },
  "luminance": 0.21158
}

Semantic roles & 50–950 ramp

primary

#3381D4

secondary

#D5B38E

accent

#9740E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3381D4

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

Preview Lab → · Contrast checker → · Palette generator →