#4590BB#4590BB

#4590BB is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.4% C 0.099 H 236.5°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#4590BB
RGB	rgb(69, 144, 187)
HSL	hsl(202, 46%, 50%)
HSV	hsv(202, 63%, 73%)
CMYK	cmyk(63.1%, 23%, 0%, 26.7%)
CIE-LAB	lab(56.88, -9.98, -29.33)
CIE-LCH	lch(56.88, 30.98, 251.21°)
OKLab	oklab(62.38% -0.0544 -0.0822)
OKLCH	oklch(62.38% 0.099 236.5)
XYZ	xyz(21.3937, 24.7974, 50.6630)
Luminance	0.2480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4590BB #BB7045

analogous

#45BBAB #4590BB #4555BB

triadic

#4590BB #BB4590 #90BB45

tetradic

#4590BB #AB45BB #BB7045 #55BB45

square

#4590BB #AB45BB #BB7045 #55BB45

split-complementary

#4590BB #BB4555 #BBAB45

monochromatic

#244B62 #346E8F #4590BB #72ABCB #9FC5DC

Accessibility & contrast

On white

3.52

#4590BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#4590BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590BB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4590BB	#FFFFFF	#000000	##000000
##4590BB	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8FBD

Deuteranopia (green-blind)

#6C83BA

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4590bb;
/* rgb */ color: rgb(69, 144, 187);
/* oklch */ color: oklch(62.4% 0.099 236.5);

Tailwind

colors: {
  custom: {
    50: '#84b0cf',
    500: '#4590bb',
    950: '#000000',
  },
}

SCSS

$custom: #4590bb;
$custom-light: #84b0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4590bb",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 187
  },
  "hsl": {
    "h": 201.864,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.62382,
    "c": 0.09862,
    "h": 236.5
  },
  "luminance": 0.248
}

Semantic roles & 50–950 ramp

primary

#4590BB

secondary

#C8A794

accent

#8252D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4590BB

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

Preview Lab → · Contrast checker → · Palette generator →