#3288B1#3288B1

#3288B1 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.102 H 233.1°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#3288B1
RGB	rgb(50, 136, 177)
HSL	hsl(199, 56%, 45%)
HSV	hsv(199, 72%, 69%)
CMYK	cmyk(71.8%, 23.2%, 0%, 30.6%)
CIE-LAB	lab(53.45, -11.94, -28.99)
CIE-LCH	lch(53.45, 31.35, 247.62°)
OKLab	oklab(59.34% -0.0612 -0.0815)
OKLCH	oklch(59.34% 0.102 233.1)
XYZ	xyz(18.0522, 21.4587, 44.7770)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3288B1 #B15B32

analogous

#32B19B #3288B1 #3249B1

triadic

#3288B1 #B13288 #88B132

tetradic

#3288B1 #9B32B1 #B15B32 #49B132

square

#3288B1 #9B32B1 #B15B32 #49B132

split-complementary

#3288B1 #B13249 #B19B32

monochromatic

#173F52 #256381 #3288B1 #52A6CE #82BFDC

Accessibility & contrast

On white

3.97

#3288B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#3288B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3288B1

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3288B1	#FFFFFF	#000000	##000000
##3288B1	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7487B3

Deuteranopia (green-blind)

#627AB0

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3288b1;
/* rgb */ color: rgb(50, 136, 177);
/* oklch */ color: oklch(59.3% 0.102 233.1);

Tailwind

colors: {
  custom: {
    50: '#7aaac8',
    500: '#3288b1',
    950: '#000000',
  },
}

SCSS

$custom: #3288b1;
$custom-light: #7aaac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3288b1",
  "rgb": {
    "r": 50,
    "g": 136,
    "b": 177
  },
  "hsl": {
    "h": 199.37,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.59344,
    "c": 0.10194,
    "h": 233.1
  },
  "luminance": 0.21461
}

Semantic roles & 50–950 ramp

primary

#3288B1

secondary

#C5927A

accent

#7949DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #3288B1

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

Preview Lab → · Contrast checker → · Palette generator →