#3180D4#3180D4

#3180D4 is a mid, vivid cyan. Relative luminance 0.208; OKLCH L 59.4% C 0.149 H 252.9°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3180D4
RGB	rgb(49, 128, 212)
HSL	hsl(211, 65%, 51%)
HSV	hsv(211, 77%, 83%)
CMYK	cmyk(76.9%, 39.6%, 0%, 16.9%)
CIE-LAB	lab(52.78, 5.17, -49.99)
CIE-LCH	lch(52.78, 50.26, 275.91°)
OKLab	oklab(59.37% -0.0439 -0.1428)
OKLCH	oklch(59.37% 0.149 252.9)
XYZ	xyz(20.8650, 20.8423, 65.1979)
Luminance	0.2084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3180D4 #D48531

analogous

#31D2D4 #3180D4 #3331D4

triadic

#3180D4 #D43180 #80D431

tetradic

#3180D4 #D431D2 #D48531 #31D433

square

#3180D4 #D431D2 #D48531 #31D433

split-complementary

#3180D4 #D43331 #D2D431

monochromatic

#184473 #2362A5 #3180D4 #649FDF #96BEE9

Accessibility & contrast

On white

4.06

#3180D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#3180D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3180D4

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3180D4	#FFFFFF	#000000	##000000
##3180D4	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5886D7

Deuteranopia (green-blind)

#3D77D2

Tritanopia (blue-blind)

#0094A0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3180d4;
/* rgb */ color: rgb(49, 128, 212);
/* oklch */ color: oklch(59.4% 0.149 252.9);

Tailwind

colors: {
  custom: {
    50: '#80a4e2',
    500: '#3180d4',
    950: '#000000',
  },
}

SCSS

$custom: #3180d4;
$custom-light: #80a4e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3180d4",
  "rgb": {
    "r": 49,
    "g": 128,
    "b": 212
  },
  "hsl": {
    "h": 210.92,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5937,
    "c": 0.14939,
    "h": 252.9
  },
  "luminance": 0.20845
}

Semantic roles & 50–950 ramp

primary

#3180D4

secondary

#D4B28C

accent

#963FE8

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3180D4

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

Preview Lab → · Contrast checker → · Palette generator →