#3182BF#3182BF

#3182BF is a mid, vivid cyan. Relative luminance 0.204; OKLCH L 58.6% C 0.122 H 245.0°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#3182BF
RGB	rgb(49, 130, 191)
HSL	hsl(206, 59%, 47%)
HSV	hsv(206, 74%, 75%)
CMYK	cmyk(74.3%, 31.9%, 0%, 25.1%)
CIE-LAB	lab(52.26, -3.69, -38.87)
CIE-LCH	lch(52.26, 39.04, 264.58°)
OKLab	oklab(58.61% -0.0513 -0.1102)
OKLCH	oklch(58.61% 0.122 245)
XYZ	xyz(18.6496, 20.3777, 52.2305)
Luminance	0.2038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3182BF #BF6E31

analogous

#31BFB5 #3182BF #313BBF

triadic

#3182BF #BF3182 #82BF31

tetradic

#3182BF #B531BF #BF6E31 #3BBF31

square

#3182BF #B531BF #BF6E31 #3BBF31

split-complementary

#3182BF #BF313B #BFB531

monochromatic

#18405E #25618E #3182BF #599FD4 #8ABBE1

Accessibility & contrast

On white

4.14

#3182BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#3182BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3182BF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3182BF	#FFFFFF	#000000	##000000
##3182BF	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6684C2

Deuteranopia (green-blind)

#5277BE

Tritanopia (blue-blind)

#009198

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3182bf;
/* rgb */ color: rgb(49, 130, 191);
/* oklch */ color: oklch(58.6% 0.122 245.0);

Tailwind

colors: {
  custom: {
    50: '#7ca6d2',
    500: '#3182bf',
    950: '#000000',
  },
}

SCSS

$custom: #3182bf;
$custom-light: #7ca6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3182bf",
  "rgb": {
    "r": 49,
    "g": 130,
    "b": 191
  },
  "hsl": {
    "h": 205.775,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.58608,
    "c": 0.12155,
    "h": 245
  },
  "luminance": 0.2038
}

Semantic roles & 50–950 ramp

primary

#3182BF

secondary

#CBA181

accent

#8945E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3182BF

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

Preview Lab → · Contrast checker → · Palette generator →