#4590BC#4590BC

#4590BC is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.4% C 0.100 H 237.1°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#4590BC
RGB	rgb(69, 144, 188)
HSL	hsl(202, 47%, 50%)
HSV	hsv(202, 63%, 74%)
CMYK	cmyk(63.3%, 23.4%, 0%, 26.3%)
CIE-LAB	lab(56.92, -9.65, -29.83)
CIE-LCH	lch(56.92, 31.35, 252.07°)
OKLab	oklab(62.43% -0.0541 -0.0837)
OKLCH	oklch(62.43% 0.1 237.1)
XYZ	xyz(21.5011, 24.8404, 51.2288)
Luminance	0.2484 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4590BC #BC7145

analogous

#45BCAD #4590BC #4554BC

triadic

#4590BC #BC4590 #90BC45

tetradic

#4590BC #AD45BC #BC7145 #54BC45

square

#4590BC #AD45BC #BC7145 #54BC45

split-complementary

#4590BC #BC4554 #BCAD45

monochromatic

#244C63 #346E90 #4590BC #72ABCC #9FC6DC

Accessibility & contrast

On white

3.52

#4590BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#4590BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590BC

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4590BC	#FFFFFF	#000000	##000000
##4590BC	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBE

Deuteranopia (green-blind)

#6B83BB

Tritanopia (blue-blind)

#009B9F

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4590bc;
/* rgb */ color: rgb(69, 144, 188);
/* oklch */ color: oklch(62.4% 0.100 237.1);

Tailwind

colors: {
  custom: {
    50: '#84b0d0',
    500: '#4590bc',
    950: '#000000',
  },
}

SCSS

$custom: #4590bc;
$custom-light: #84b0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4590bc",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 188
  },
  "hsl": {
    "h": 202.185,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.62429,
    "c": 0.09964,
    "h": 237.1
  },
  "luminance": 0.24843
}

Semantic roles & 50–950 ramp

primary

#4590BC

secondary

#C9A794

accent

#8351D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4590BC

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

Preview Lab → · Contrast checker → · Palette generator →