#3591A6#3591A6

#3591A6 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.1% C 0.090 H 215.8°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#3591A6
RGB	rgb(53, 145, 166)
HSL	hsl(191, 52%, 43%)
HSV	hsv(191, 68%, 65%)
CMYK	cmyk(68.1%, 12.7%, 0%, 34.9%)
CIE-LAB	lab(55.85, -20.05, -18.99)
CIE-LCH	lch(55.85, 27.61, 223.44°)
OKLab	oklab(61.14% -0.0732 -0.0528)
OKLCH	oklch(61.14% 0.09 215.8)
XYZ	xyz(18.4737, 23.7588, 39.6813)
Luminance	0.2376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3591A6 #A64A35

analogous

#35A682 #3591A6 #3559A6

triadic

#3591A6 #A63591 #91A635

tetradic

#3591A6 #8235A6 #A64A35 #59A635

square

#3591A6 #8235A6 #A64A35 #59A635

split-complementary

#3591A6 #A63559 #A68235

monochromatic

#174049 #266878 #3591A6 #51B1C7 #7FC6D6

Accessibility & contrast

On white

3.65

#3591A6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#3591A6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3591A6

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3591A6	#FFFFFF	#000000	##000000
##3591A6	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838DA7

Deuteranopia (green-blind)

#7281A6

Tritanopia (blue-blind)

#009998

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3591a6;
/* rgb */ color: rgb(53, 145, 166);
/* oklch */ color: oklch(61.1% 0.090 215.8);

Tailwind

colors: {
  custom: {
    50: '#7bb1c0',
    500: '#3591a6',
    950: '#000000',
  },
}

SCSS

$custom: #3591a6;
$custom-light: #7bb1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3591a6",
  "rgb": {
    "r": 53,
    "g": 145,
    "b": 166
  },
  "hsl": {
    "h": 191.15,
    "s": 51.598,
    "l": 42.941
  },
  "oklch": {
    "l": 0.61141,
    "c": 0.09029,
    "h": 215.8
  },
  "luminance": 0.23761
}

Semantic roles & 50–950 ramp

primary

#3591A6

secondary

#BF8577

accent

#674DDB

background

#F8FAFB

surface

#EFF5F7

border

#CACFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3591A6

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

Preview Lab → · Contrast checker → · Palette generator →