#3189BB#3189BB

#3189BB is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 60.1% C 0.112 H 238.0°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#3189BB
RGB	rgb(49, 137, 187)
HSL	hsl(202, 58%, 46%)
HSV	hsv(202, 74%, 73%)
CMYK	cmyk(73.8%, 26.7%, 0%, 26.7%)
CIE-LAB	lab(54.16, -9.17, -33.60)
CIE-LCH	lch(54.16, 34.83, 254.74°)
OKLab	oklab(60.05% -0.0593 -0.0948)
OKLCH	oklch(60.05% 0.112 238)
XYZ	xyz(19.1784, 22.1299, 50.2648)
Luminance	0.2213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3189BB #BB6331

analogous

#31BBA8 #3189BB #3144BB

triadic

#3189BB #BB3189 #89BB31

tetradic

#3189BB #A831BB #BB6331 #44BB31

square

#3189BB #A831BB #BB6331 #44BB31

split-complementary

#3189BB #BB3144 #BBA831

monochromatic

#18425A #24658B #3189BB #56A6D3 #87BFE0

Accessibility & contrast

On white

3.87

#3189BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#3189BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3189BB

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3189BB	#FFFFFF	#000000	##000000
##3189BB	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7189BD

Deuteranopia (green-blind)

#5F7CBA

Tritanopia (blue-blind)

#00969A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3189bb;
/* rgb */ color: rgb(49, 137, 187);
/* oklch */ color: oklch(60.1% 0.112 238.0);

Tailwind

colors: {
  custom: {
    50: '#7cabcf',
    500: '#3189bb',
    950: '#000000',
  },
}

SCSS

$custom: #3189bb;
$custom-light: #7cabcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3189bb",
  "rgb": {
    "r": 49,
    "g": 137,
    "b": 187
  },
  "hsl": {
    "h": 201.739,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.60052,
    "c": 0.11182,
    "h": 238
  },
  "luminance": 0.22132
}

Semantic roles & 50–950 ramp

primary

#3189BB

secondary

#C99A7F

accent

#7E46E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3189BB

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

Preview Lab → · Contrast checker → · Palette generator →