#3588B5#3588B5

#3588B5 is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.6% C 0.105 H 236.2°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#3588B5
RGB	rgb(53, 136, 181)
HSL	hsl(201, 55%, 46%)
HSV	hsv(201, 71%, 71%)
CMYK	cmyk(70.7%, 24.9%, 0%, 29%)
CIE-LAB	lab(53.71, -10.12, -30.88)
CIE-LCH	lch(53.71, 32.49, 251.85°)
OKLab	oklab(59.63% -0.0582 -0.0869)
OKLCH	oklch(59.63% 0.105 236.2)
XYZ	xyz(18.6096, 21.6993, 46.9147)
Luminance	0.2170 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3588B5 #B56235

analogous

#35B5A2 #3588B5 #3548B5

triadic

#3588B5 #B53588 #88B535

tetradic

#3588B5 #A235B5 #B56235 #48B535

square

#3588B5 #A235B5 #B56235 #48B535

split-complementary

#3588B5 #B53548 #B5A235

monochromatic

#194156 #276486 #3588B5 #59A5CE #88BFDC

Accessibility & contrast

On white

3.93

#3588B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#3588B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3588B5

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3588B5	#FFFFFF	#000000	##000000
##3588B5	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7387B7

Deuteranopia (green-blind)

#617BB4

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3588b5;
/* rgb */ color: rgb(53, 136, 181);
/* oklch */ color: oklch(59.6% 0.105 236.2);

Tailwind

colors: {
  custom: {
    50: '#7caacb',
    500: '#3588b5',
    950: '#000000',
  },
}

SCSS

$custom: #3588b5;
$custom-light: #7caacb;
$custom-dark: #000000;

JSON

{
  "hex": "#3588b5",
  "rgb": {
    "r": 53,
    "g": 136,
    "b": 181
  },
  "hsl": {
    "h": 201.094,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.59631,
    "c": 0.10458,
    "h": 236.2
  },
  "luminance": 0.21701
}

Semantic roles & 50–950 ramp

primary

#3588B5

secondary

#C69880

accent

#7E4ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3588B5

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

Preview Lab → · Contrast checker → · Palette generator →