#3590B3#3590B3

#3590B3 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.5% C 0.099 H 227.5°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3590B3
RGB	rgb(53, 144, 179)
HSL	hsl(197, 54%, 45%)
HSV	hsv(197, 70%, 70%)
CMYK	cmyk(70.4%, 19.6%, 0%, 29.8%)
CIE-LAB	lab(56.04, -15.26, -26.11)
CIE-LCH	lch(56.04, 30.24, 239.69°)
OKLab	oklab(61.47% -0.0671 -0.0731)
OKLCH	oklch(61.47% 0.099 227.5)
XYZ	xyz(19.5749, 23.9559, 46.2314)
Luminance	0.2396 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3590B3 #B35835

analogous

#35B397 #3590B3 #3551B3

triadic

#3590B3 #B33590 #90B335

tetradic

#3590B3 #9735B3 #B35835 #51B335

square

#3590B3 #9735B3 #B35835 #51B335

split-complementary

#3590B3 #B33551 #B39735

monochromatic

#194455 #276A84 #3590B3 #58ADCD #87C4DB

Accessibility & contrast

On white

3.63

#3590B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#3590B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3590B3

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3590B3	#FFFFFF	#000000	##000000
##3590B3	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB5

Deuteranopia (green-blind)

#6C81B3

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3590b3;
/* rgb */ color: rgb(53, 144, 179);
/* oklch */ color: oklch(61.5% 0.099 227.5);

Tailwind

colors: {
  custom: {
    50: '#7cb0c9',
    500: '#3590b3',
    950: '#000000',
  },
}

SCSS

$custom: #3590b3;
$custom-light: #7cb0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3590b3",
  "rgb": {
    "r": 53,
    "g": 144,
    "b": 179
  },
  "hsl": {
    "h": 196.667,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61466,
    "c": 0.09922,
    "h": 227.5
  },
  "luminance": 0.23958
}

Semantic roles & 50–950 ramp

primary

#3590B3

secondary

#C5927F

accent

#734ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3590B3

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

Preview Lab → · Contrast checker → · Palette generator →