#3588B8#3588B8

#3588B8 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.8% C 0.108 H 237.9°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3588B8
RGB	rgb(53, 136, 184)
HSL	hsl(202, 55%, 46%)
HSV	hsv(202, 71%, 72%)
CMYK	cmyk(71.2%, 26.1%, 0%, 27.8%)
CIE-LAB	lab(53.84, -9.09, -32.38)
CIE-LCH	lch(53.84, 33.64, 254.33°)
OKLab	oklab(59.78% -0.0571 -0.0913)
OKLCH	oklch(59.78% 0.108 237.9)
XYZ	xyz(18.9207, 21.8238, 48.5533)
Luminance	0.2183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3588B8 #B86535

analogous

#35B8A7 #3588B8 #3547B8

triadic

#3588B8 #B83588 #88B835

tetradic

#3588B8 #A735B8 #B86535 #47B835

square

#3588B8 #A735B8 #B86535 #47B835

split-complementary

#3588B8 #B83547 #B8A735

monochromatic

#1A4259 #276588 #3588B8 #5BA5D0 #8ABFDD

Accessibility & contrast

On white

3.91

#3588B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3588B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3588B8

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3588B8	#FFFFFF	#000000	##000000
##3588B8	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7188BA

Deuteranopia (green-blind)

#607BB7

Tritanopia (blue-blind)

#009498

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3588b8;
/* rgb */ color: rgb(53, 136, 184);
/* oklch */ color: oklch(59.8% 0.108 237.9);

Tailwind

colors: {
  custom: {
    50: '#7daacd',
    500: '#3588b8',
    950: '#000000',
  },
}

SCSS

$custom: #3588b8;
$custom-light: #7daacd;
$custom-dark: #000000;

JSON

{
  "hex": "#3588b8",
  "rgb": {
    "r": 53,
    "g": 136,
    "b": 184
  },
  "hsl": {
    "h": 201.985,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.59781,
    "c": 0.10768,
    "h": 237.9
  },
  "luminance": 0.21826
}

Semantic roles & 50–950 ramp

primary

#3588B8

secondary

#C79B81

accent

#8049DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3588B8

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

Preview Lab → · Contrast checker → · Palette generator →