#3488BB#3488BB

#3488BB is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.9% C 0.111 H 239.4°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#3488BB
RGB	rgb(52, 136, 187)
HSL	hsl(203, 56%, 47%)
HSV	hsv(203, 72%, 73%)
CMYK	cmyk(72.2%, 27.3%, 0%, 26.7%)
CIE-LAB	lab(53.95, -8.19, -33.93)
CIE-LCH	lch(53.95, 34.91, 256.44°)
OKLab	oklab(59.9% -0.0567 -0.0958)
OKLCH	oklch(59.9% 0.111 239.4)
XYZ	xyz(19.1865, 21.9241, 50.2247)
Luminance	0.2193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3488BB #BB6734

analogous

#34BBAB #3488BB #3444BB

triadic

#3488BB #BB3488 #88BB34

tetradic

#3488BB #AB34BB #BB6734 #44BB34

square

#3488BB #AB34BB #BB6734 #44BB34

split-complementary

#3488BB #BB3444 #BBAB34

monochromatic

#19425B #27658B #3488BB #5BA5D1 #8BBFDF

Accessibility & contrast

On white

3.90

#3488BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#3488BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3488BB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3488BB	#FFFFFF	#000000	##000000
##3488BB	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7088BD

Deuteranopia (green-blind)

#5E7BBA

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3488bb;
/* rgb */ color: rgb(52, 136, 187);
/* oklch */ color: oklch(59.9% 0.111 239.4);

Tailwind

colors: {
  custom: {
    50: '#7daacf',
    500: '#3488bb',
    950: '#000000',
  },
}

SCSS

$custom: #3488bb;
$custom-light: #7daacf;
$custom-dark: #000000;

JSON

{
  "hex": "#3488bb",
  "rgb": {
    "r": 52,
    "g": 136,
    "b": 187
  },
  "hsl": {
    "h": 202.667,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.59902,
    "c": 0.11129,
    "h": 239.4
  },
  "luminance": 0.21926
}

Semantic roles & 50–950 ramp

primary

#3488BB

secondary

#C99D82

accent

#8148E0

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3488BB

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

Preview Lab → · Contrast checker → · Palette generator →