#3184BB#3184BB

#3184BB is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.9% C 0.115 H 241.8°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3184BB
RGB	rgb(49, 132, 187)
HSL	hsl(204, 58%, 46%)
HSV	hsv(204, 74%, 73%)
CMYK	cmyk(73.8%, 29.4%, 0%, 26.7%)
CIE-LAB	lab(52.67, -6.29, -35.95)
CIE-LCH	lch(52.67, 36.49, 260.08°)
OKLab	oklab(58.86% -0.0544 -0.1017)
OKLCH	oklch(58.86% 0.115 241.8)
XYZ	xyz(18.4840, 20.7412, 50.0334)
Luminance	0.2074 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3184BB #BB6831

analogous

#31BBAD #3184BB #313FBB

triadic

#3184BB #BB3184 #84BB31

tetradic

#3184BB #AD31BB #BB6831 #3FBB31

square

#3184BB #AD31BB #BB6831 #3FBB31

split-complementary

#3184BB #BB313F #BBAD31

monochromatic

#18405A #24628B #3184BB #56A1D3 #87BCE0

Accessibility & contrast

On white

4.08

#3184BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#3184BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3184BB

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3184BB	#FFFFFF	#000000	##000000
##3184BB	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B85BD

Deuteranopia (green-blind)

#5878BA

Tritanopia (blue-blind)

#009297

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3184bb;
/* rgb */ color: rgb(49, 132, 187);
/* oklch */ color: oklch(58.9% 0.115 241.8);

Tailwind

colors: {
  custom: {
    50: '#7ba7cf',
    500: '#3184bb',
    950: '#000000',
  },
}

SCSS

$custom: #3184bb;
$custom-light: #7ba7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3184bb",
  "rgb": {
    "r": 49,
    "g": 132,
    "b": 187
  },
  "hsl": {
    "h": 203.913,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.58863,
    "c": 0.11533,
    "h": 241.8
  },
  "luminance": 0.20743
}

Semantic roles & 50–950 ramp

primary

#3184BB

secondary

#C99C7F

accent

#8446E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3184BB

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

Preview Lab → · Contrast checker → · Palette generator →