#3381BE#3381BE

#3381BE is a mid, vivid cyan. Relative luminance 0.201; OKLCH L 58.4% C 0.120 H 245.7°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#3381BE
RGB	rgb(51, 129, 190)
HSL	hsl(206, 58%, 47%)
HSV	hsv(206, 73%, 75%)
CMYK	cmyk(73.2%, 32.1%, 0%, 25.5%)
CIE-LAB	lab(51.97, -3.19, -38.75)
CIE-LCH	lch(51.97, 38.88, 265.30°)
OKLab	oklab(58.38% -0.0495 -0.1098)
OKLCH	oklch(58.38% 0.12 245.7)
XYZ	xyz(18.5062, 20.1199, 51.6134)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3381BE #BE7033

analogous

#33BEB6 #3381BE #333CBE

triadic

#3381BE #BE3381 #81BE33

tetradic

#3381BE #B633BE #BE7033 #3CBE33

square

#3381BE #B633BE #BE7033 #3CBE33

split-complementary

#3381BE #BE333C #BEB633

monochromatic

#193F5E #26608E #3381BE #5B9ED3 #8BBBE0

Accessibility & contrast

On white

4.18

#3381BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#3381BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381BE

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3381BE	#FFFFFF	#000000	##000000
##3381BE	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6583C1

Deuteranopia (green-blind)

#5276BD

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3381be;
/* rgb */ color: rgb(51, 129, 190);
/* oklch */ color: oklch(58.4% 0.120 245.7);

Tailwind

colors: {
  custom: {
    50: '#7da5d2',
    500: '#3381be',
    950: '#000000',
  },
}

SCSS

$custom: #3381be;
$custom-light: #7da5d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3381be",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 190
  },
  "hsl": {
    "h": 206.331,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5838,
    "c": 0.12048,
    "h": 245.7
  },
  "luminance": 0.20122
}

Semantic roles & 50–950 ramp

primary

#3381BE

secondary

#CAA283

accent

#8A47E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3381BE

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

Preview Lab → · Contrast checker → · Palette generator →