#4091AF#4091AF

#4091AF is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.090 H 225.5°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4091AF
RGB	rgb(64, 145, 175)
HSL	hsl(196, 46%, 47%)
HSV	hsv(196, 63%, 69%)
CMYK	cmyk(63.4%, 17.1%, 0%, 31.4%)
CIE-LAB	lab(56.52, -15.32, -23.07)
CIE-LCH	lch(56.52, 27.69, 236.42°)
OKLab	oklab(61.89% -0.0632 -0.0643)
OKLCH	oklch(61.89% 0.09 225.5)
XYZ	xyz(19.9745, 24.4339, 44.2127)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091AF #AF5E40

analogous

#40AF96 #4091AF #405AAF

triadic

#4091AF #AF4091 #91AF40

tetradic

#4091AF #9640AF #AF5E40 #5AAF40

square

#4091AF #9640AF #AF5E40 #5AAF40

split-complementary

#4091AF #AF405A #AF9640

monochromatic

#1F4755 #306C82 #4091AF #65ACC7 #92C5D7

Accessibility & contrast

On white

3.57

#4091AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4091AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091AF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091AF	#FFFFFF	#000000	##000000
##4091AF	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818EB1

Deuteranopia (green-blind)

#7183AF

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4091af;
/* rgb */ color: rgb(64, 145, 175);
/* oklch */ color: oklch(61.9% 0.090 225.5);

Tailwind

colors: {
  custom: {
    50: '#80b1c7',
    500: '#4091af',
    950: '#000000',
  },
}

SCSS

$custom: #4091af;
$custom-light: #80b1c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4091af",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 175
  },
  "hsl": {
    "h": 196.216,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.61888,
    "c": 0.0902,
    "h": 225.5
  },
  "luminance": 0.24436
}

Semantic roles & 50–950 ramp

primary

#4091AF

secondary

#C39888

accent

#7552D6

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #4091AF

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

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