#3381AB#3381AB

#3381AB is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.4% C 0.099 H 235.9°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3381AB
RGB	rgb(51, 129, 171)
HSL	hsl(201, 54%, 44%)
HSV	hsv(201, 70%, 67%)
CMYK	cmyk(70.2%, 24.6%, 0%, 32.9%)
CIE-LAB	lab(51.09, -9.88, -29.20)
CIE-LCH	lch(51.09, 30.83, 251.30°)
OKLab	oklab(57.39% -0.0557 -0.0821)
OKLCH	oklch(57.39% 0.099 235.9)
XYZ	xyz(16.5633, 19.3428, 41.3808)
Luminance	0.1935 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3381AB #AB5D33

analogous

#33AB99 #3381AB #3345AB

triadic

#3381AB #AB3381 #81AB33

tetradic

#3381AB #9933AB #AB5D33 #45AB33

square

#3381AB #9933AB #AB5D33 #45AB33

split-complementary

#3381AB #AB3345 #AB9933

monochromatic

#173A4D #255D7C #3381AB #50A0CB #7FBAD9

Accessibility & contrast

On white

4.31

#3381AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#3381AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381AB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3381AB	#FFFFFF	#000000	##000000
##3381AB	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D80AD

Deuteranopia (green-blind)

#5D74AA

Tritanopia (blue-blind)

#008C8F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3381ab;
/* rgb */ color: rgb(51, 129, 171);
/* oklch */ color: oklch(57.4% 0.099 235.9);

Tailwind

colors: {
  custom: {
    50: '#79a5c4',
    500: '#3381ab',
    950: '#000000',
  },
}

SCSS

$custom: #3381ab;
$custom-light: #79a5c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3381ab",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 171
  },
  "hsl": {
    "h": 201,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.57386,
    "c": 0.09922,
    "h": 235.9
  },
  "luminance": 0.19345
}

Semantic roles & 50–950 ramp

primary

#3381AB

secondary

#C29278

accent

#7E4ADD

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3381AB

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

Preview Lab → · Contrast checker → · Palette generator →