#3189B2#3189B2

#3189B2 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.6% C 0.103 H 232.6°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3189B2
RGB	rgb(49, 137, 178)
HSL	hsl(199, 57%, 45%)
HSV	hsv(199, 72%, 70%)
CMYK	cmyk(72.5%, 23%, 0%, 30.2%)
CIE-LAB	lab(53.77, -12.29, -29.07)
CIE-LCH	lch(53.77, 31.56, 247.07°)
OKLab	oklab(59.61% -0.0624 -0.0817)
OKLCH	oklch(59.61% 0.103 232.6)
XYZ	xyz(18.2450, 21.7566, 45.3487)
Luminance	0.2176 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3189B2 #B25A31

analogous

#31B29B #3189B2 #3148B2

triadic

#3189B2 #B23189 #89B231

tetradic

#3189B2 #9B31B2 #B25A31 #48B231

square

#3189B2 #9B31B2 #B25A31 #48B231

split-complementary

#3189B2 #B23148 #B29B31

monochromatic

#173F52 #246482 #3189B2 #51A7CF #81BFDC

Accessibility & contrast

On white

3.92

#3189B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3189B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3189B2

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3189B2	#FFFFFF	#000000	##000000
##3189B2	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B4

Deuteranopia (green-blind)

#637BB1

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3189b2;
/* rgb */ color: rgb(49, 137, 178);
/* oklch */ color: oklch(59.6% 0.103 232.6);

Tailwind

colors: {
  custom: {
    50: '#7aabc9',
    500: '#3189b2',
    950: '#000000',
  },
}

SCSS

$custom: #3189b2;
$custom-light: #7aabc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3189b2",
  "rgb": {
    "r": 49,
    "g": 137,
    "b": 178
  },
  "hsl": {
    "h": 199.07,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.59605,
    "c": 0.10284,
    "h": 232.6
  },
  "luminance": 0.21759
}

Semantic roles & 50–950 ramp

primary

#3189B2

secondary

#C59279

accent

#7848E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #3189B2

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

Preview Lab → · Contrast checker → · Palette generator →