#4590CF#4590CF

#4590CF is a light, vivid cyan. Relative luminance 0.257; OKLCH L 63.4% C 0.121 H 246.6°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#4590CF
RGB	rgb(69, 144, 207)
HSL	hsl(207, 59%, 54%)
HSV	hsv(207, 67%, 81%)
CMYK	cmyk(66.7%, 30.4%, 0%, 18.8%)
CIE-LAB	lab(57.76, -3.31, -39.24)
CIE-LCH	lch(57.76, 39.38, 265.18°)
OKLab	oklab(63.38% -0.048 -0.1109)
OKLCH	oklch(63.38% 0.121 246.6)
XYZ	xyz(23.6858, 25.7143, 62.7345)
Luminance	0.2572 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4590CF #CF8445

analogous

#45CFC9 #4590CF #454BCF

triadic

#4590CF #CF4590 #90CF45

tetradic

#4590CF #C945CF #CF8445 #4BCF45

square

#4590CF #C945CF #CF8445 #4BCF45

split-complementary

#4590CF #CF454B #CFC945

monochromatic

#20517A #2C71AB #4590CF #76ADDC #A6CAE8

Accessibility & contrast

On white

3.42

#4590CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#4590CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590CF

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4590CF	#FFFFFF	#000000	##000000
##4590CF	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7492D2

Deuteranopia (green-blind)

#6185CE

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4590cf;
/* rgb */ color: rgb(69, 144, 207);
/* oklch */ color: oklch(63.4% 0.121 246.6);

Tailwind

colors: {
  custom: {
    50: '#87b0de',
    500: '#4590cf',
    950: '#000000',
  },
}

SCSS

$custom: #4590cf;
$custom-light: #87b0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4590cf",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 207
  },
  "hsl": {
    "h": 207.391,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.63375,
    "c": 0.12085,
    "h": 246.6
  },
  "luminance": 0.25717
}

Semantic roles & 50–950 ramp

primary

#4590CF

secondary

#D5B59B

accent

#8D46E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4590CF

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

Preview Lab → · Contrast checker → · Palette generator →