#4090BD#4090BD

#4090BD is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.3% C 0.103 H 236.4°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4090BD
RGB	rgb(64, 144, 189)
HSL	hsl(202, 49%, 50%)
HSV	hsv(202, 66%, 74%)
CMYK	cmyk(66.1%, 23.8%, 0%, 25.9%)
CIE-LAB	lab(56.79, -10.19, -30.61)
CIE-LCH	lch(56.79, 32.26, 251.58°)
OKLab	oklab(62.29% -0.057 -0.086)
OKLCH	oklch(62.29% 0.103 236.4)
XYZ	xyz(21.2694, 24.7084, 51.7825)
Luminance	0.2471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4090BD #BD6D40

analogous

#40BDAC #4090BD #4052BD

triadic

#4090BD #BD4090 #90BD40

tetradic

#4090BD #AC40BD #BD6D40 #52BD40

square

#4090BD #AC40BD #BD6D40 #52BD40

split-complementary

#4090BD #BD4052 #BDAC40

monochromatic

#214A62 #316D8F #4090BD #6DABCD #9AC5DD

Accessibility & contrast

On white

3.53

#4090BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#4090BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4090BD

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4090BD	#FFFFFF	#000000	##000000
##4090BD	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBF

Deuteranopia (green-blind)

#6A83BC

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4090bd;
/* rgb */ color: rgb(64, 144, 189);
/* oklch */ color: oklch(62.3% 0.103 236.4);

Tailwind

colors: {
  custom: {
    50: '#82b0d1',
    500: '#4090bd',
    950: '#000000',
  },
}

SCSS

$custom: #4090bd;
$custom-light: #82b0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4090bd",
  "rgb": {
    "r": 64,
    "g": 144,
    "b": 189
  },
  "hsl": {
    "h": 201.6,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.62292,
    "c": 0.10318,
    "h": 236.4
  },
  "luminance": 0.24711
}

Semantic roles & 50–950 ramp

primary

#4090BD

secondary

#C9A490

accent

#814FD9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4090BD

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

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