#3182BE#3182BE

#3182BE is a mid, vivid cyan. Relative luminance 0.203; OKLCH L 58.6% C 0.120 H 244.6°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3182BE
RGB	rgb(49, 130, 190)
HSL	hsl(206, 59%, 47%)
HSV	hsv(206, 74%, 75%)
CMYK	cmyk(74.2%, 31.6%, 0%, 25.5%)
CIE-LAB	lab(52.21, -4.05, -38.37)
CIE-LCH	lch(52.21, 38.59, 263.98°)
OKLab	oklab(58.55% -0.0516 -0.1088)
OKLCH	oklch(58.55% 0.12 244.6)
XYZ	xyz(18.5399, 20.3338, 51.6529)
Luminance	0.2034 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3182BE #BE6D31

analogous

#31BEB4 #3182BE #313BBE

triadic

#3182BE #BE3182 #82BE31

tetradic

#3182BE #B431BE #BE6D31 #3BBE31

square

#3182BE #B431BE #BE6D31 #3BBE31

split-complementary

#3182BE #BE313B #BEB431

monochromatic

#183F5D #24618D #3182BE #589FD4 #89BBE1

Accessibility & contrast

On white

4.14

#3182BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#3182BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3182BE

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3182BE	#FFFFFF	#000000	##000000
##3182BE	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6684C1

Deuteranopia (green-blind)

#5377BD

Tritanopia (blue-blind)

#009197

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3182be;
/* rgb */ color: rgb(49, 130, 190);
/* oklch */ color: oklch(58.6% 0.120 244.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3182be",
  "rgb": {
    "r": 49,
    "g": 130,
    "b": 190
  },
  "hsl": {
    "h": 205.532,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.58553,
    "c": 0.12038,
    "h": 244.6
  },
  "luminance": 0.20336
}

Semantic roles & 50–950 ramp

primary

#3182BE

secondary

#CAA080

accent

#8846E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3182BE

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

Preview Lab → · Contrast checker → · Palette generator →