#3381AC#3381AC

#3381AC is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.4% C 0.100 H 236.5°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3381AC
RGB	rgb(51, 129, 172)
HSL	hsl(201, 54%, 44%)
HSV	hsv(201, 70%, 67%)
CMYK	cmyk(70.3%, 25%, 0%, 32.5%)
CIE-LAB	lab(51.13, -9.54, -29.71)
CIE-LCH	lch(51.13, 31.21, 252.21°)
OKLab	oklab(57.44% -0.0553 -0.0836)
OKLCH	oklch(57.44% 0.1 236.5)
XYZ	xyz(16.6590, 19.3810, 41.8847)
Luminance	0.1938 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3381AC #AC5E33

analogous

#33AC9A #3381AC #3344AC

triadic

#3381AC #AC3381 #81AC33

tetradic

#3381AC #9A33AC #AC5E33 #44AC33

square

#3381AC #9A33AC #AC5E33 #44AC33

split-complementary

#3381AC #AC3344 #AC9A33

monochromatic

#173A4E #255E7D #3381AC #51A0CB #80BAD9

Accessibility & contrast

On white

4.31

#3381AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#3381AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381AC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3381AC	#FFFFFF	#000000	##000000
##3381AC	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D80AE

Deuteranopia (green-blind)

#5C75AB

Tritanopia (blue-blind)

#008C90

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3381ac;
/* rgb */ color: rgb(51, 129, 172);
/* oklch */ color: oklch(57.4% 0.100 236.5);

Tailwind

colors: {
  custom: {
    50: '#7aa5c5',
    500: '#3381ac',
    950: '#000000',
  },
}

SCSS

$custom: #3381ac;
$custom-light: #7aa5c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3381ac",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 172
  },
  "hsl": {
    "h": 201.322,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.57436,
    "c": 0.10026,
    "h": 236.5
  },
  "luminance": 0.19383
}

Semantic roles & 50–950 ramp

primary

#3381AC

secondary

#C29378

accent

#7F4ADE

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3381AC

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

Preview Lab → · Contrast checker → · Palette generator →