#3588B9#3588B9

#3588B9 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.8% C 0.109 H 238.5°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3588B9
RGB	rgb(53, 136, 185)
HSL	hsl(202, 55%, 47%)
HSV	hsv(202, 71%, 73%)
CMYK	cmyk(71.4%, 26.5%, 0%, 27.5%)
CIE-LAB	lab(53.88, -8.74, -32.89)
CIE-LCH	lch(53.88, 34.03, 255.12°)
OKLab	oklab(59.83% -0.0568 -0.0927)
OKLCH	oklch(59.83% 0.109 238.5)
XYZ	xyz(19.0259, 21.8659, 49.1074)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3588B9 #B96635

analogous

#35B9A8 #3588B9 #3546B9

triadic

#3588B9 #B93588 #88B935

tetradic

#3588B9 #A835B9 #B96635 #46B935

square

#3588B9 #A835B9 #B96635 #46B935

split-complementary

#3588B9 #B93546 #B9A835

monochromatic

#1A425A #276589 #3588B9 #5BA5D0 #8BBFDE

Accessibility & contrast

On white

3.91

#3588B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#3588B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3588B9

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3588B9	#FFFFFF	#000000	##000000
##3588B9	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)

#7188BB

Deuteranopia (green-blind)

#5F7BB8

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3588b9;
/* rgb */ color: rgb(53, 136, 185);
/* oklch */ color: oklch(59.8% 0.109 238.5);

Tailwind

colors: {
  custom: {
    50: '#7daace',
    500: '#3588b9',
    950: '#000000',
  },
}

SCSS

$custom: #3588b9;
$custom-light: #7daace;
$custom-dark: #000000;

JSON

{
  "hex": "#3588b9",
  "rgb": {
    "r": 53,
    "g": 136,
    "b": 185
  },
  "hsl": {
    "h": 202.273,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.59831,
    "c": 0.10874,
    "h": 238.5
  },
  "luminance": 0.21868
}

Semantic roles & 50–950 ramp

primary

#3588B9

secondary

#C89C82

accent

#8149DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3588B9

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

Preview Lab → · Contrast checker → · Palette generator →