#3182B8#3182B8

#3182B8 is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 58.2% C 0.113 H 241.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#3182B8
RGB	rgb(49, 130, 184)
HSL	hsl(204, 58%, 46%)
HSV	hsv(204, 73%, 72%)
CMYK	cmyk(73.4%, 29.3%, 0%, 27.8%)
CIE-LAB	lab(51.92, -6.19, -35.39)
CIE-LCH	lch(51.92, 35.93, 260.08°)
OKLab	oklab(58.23% -0.0534 -0.1001)
OKLCH	oklch(58.23% 0.113 241.9)
XYZ	xyz(17.8976, 20.0769, 48.2701)
Luminance	0.2008 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3182B8 #B86731

analogous

#31B8AA #3182B8 #313EB8

triadic

#3182B8 #B83182 #82B831

tetradic

#3182B8 #AA31B8 #B86731 #3EB831

square

#3182B8 #AA31B8 #B86731 #3EB831

split-complementary

#3182B8 #B8313E #B8AA31

monochromatic

#173E57 #246088 #3182B8 #55A0D2 #85BBDE

Accessibility & contrast

On white

4.19

#3182B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#3182B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3182B8

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3182B8	#FFFFFF	#000000	##000000
##3182B8	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6983BA

Deuteranopia (green-blind)

#5676B7

Tritanopia (blue-blind)

#008F95

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3182b8;
/* rgb */ color: rgb(49, 130, 184);
/* oklch */ color: oklch(58.2% 0.113 241.9);

Tailwind

colors: {
  custom: {
    50: '#7ba6cd',
    500: '#3182b8',
    950: '#000000',
  },
}

SCSS

$custom: #3182b8;
$custom-light: #7ba6cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3182b8",
  "rgb": {
    "r": 49,
    "g": 130,
    "b": 184
  },
  "hsl": {
    "h": 204,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.5823,
    "c": 0.11345,
    "h": 241.9
  },
  "luminance": 0.20079
}

Semantic roles & 50–950 ramp

primary

#3182B8

secondary

#C89B7D

accent

#8447E1

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3182B8

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

Preview Lab → · Contrast checker → · Palette generator →