#4090AF#4090AF

#4090AF is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.6% C 0.090 H 226.6°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4090AF
RGB	rgb(64, 144, 175)
HSL	hsl(197, 46%, 47%)
HSV	hsv(197, 63%, 69%)
CMYK	cmyk(63.4%, 17.7%, 0%, 31.4%)
CIE-LAB	lab(56.22, -14.77, -23.53)
CIE-LCH	lch(56.22, 27.78, 237.89°)
OKLab	oklab(61.65% -0.0621 -0.0657)
OKLCH	oklch(61.65% 0.09 226.6)
XYZ	xyz(19.8224, 24.1296, 44.1620)
Luminance	0.2413 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4090AF #AF5F40

analogous

#40AF97 #4090AF #4058AF

triadic

#4090AF #AF4090 #90AF40

tetradic

#4090AF #9740AF #AF5F40 #58AF40

square

#4090AF #9740AF #AF5F40 #58AF40

split-complementary

#4090AF #AF4058 #AF9740

monochromatic

#1F4655 #306B82 #4090AF #65ACC7 #92C4D7

Accessibility & contrast

On white

3.60

#4090AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#4090AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4090AF

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4090AF	#FFFFFF	#000000	##000000
##4090AF	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8DB1

Deuteranopia (green-blind)

#7082AF

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4090af;
/* rgb */ color: rgb(64, 144, 175);
/* oklch */ color: oklch(61.6% 0.090 226.6);

Tailwind

colors: {
  custom: {
    50: '#80b0c7',
    500: '#4090af',
    950: '#000000',
  },
}

SCSS

$custom: #4090af;
$custom-light: #80b0c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4090af",
  "rgb": {
    "r": 64,
    "g": 144,
    "b": 175
  },
  "hsl": {
    "h": 196.757,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.61646,
    "c": 0.0904,
    "h": 226.6
  },
  "luminance": 0.24132
}

Semantic roles & 50–950 ramp

primary

#4090AF

secondary

#C39988

accent

#7752D6

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4090AF

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

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