#4091C4#4091C4

#4091C4 is a light, moderate cyan. Relative luminance 0.253; OKLCH L 62.9% C 0.110 H 239.5°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4091C4
RGB	rgb(64, 145, 196)
HSL	hsl(203, 53%, 51%)
HSV	hsv(203, 67%, 77%)
CMYK	cmyk(67.3%, 26%, 0%, 23.1%)
CIE-LAB	lab(57.39, -8.41, -33.64)
CIE-LCH	lch(57.39, 34.68, 255.96°)
OKLab	oklab(62.87% -0.0557 -0.0947)
OKLCH	oklch(62.87% 0.11 239.5)
XYZ	xyz(22.1997, 25.3239, 55.9319)
Luminance	0.2533 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091C4 #C47340

analogous

#40C4B5 #4091C4 #404FC4

triadic

#4091C4 #C44091 #91C440

tetradic

#4091C4 #B540C4 #C47340 #4FC440

square

#4091C4 #B540C4 #C47340 #4FC440

split-complementary

#4091C4 #C4404F #C4B540

monochromatic

#204D69 #2F6F98 #4091C4 #6FACD2 #9EC7E1

Accessibility & contrast

On white

3.46

#4091C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#4091C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091C4

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091C4	#FFFFFF	#000000	##000000
##4091C4	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7991C6

Deuteranopia (green-blind)

#6784C3

Tritanopia (blue-blind)

#009EA2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4091c4;
/* rgb */ color: rgb(64, 145, 196);
/* oklch */ color: oklch(62.9% 0.110 239.5);

Tailwind

colors: {
  custom: {
    50: '#83b1d6',
    500: '#4091c4',
    950: '#000000',
  },
}

SCSS

$custom: #4091c4;
$custom-light: #83b1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4091c4",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 196
  },
  "hsl": {
    "h": 203.182,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.62868,
    "c": 0.10987,
    "h": 239.5
  },
  "luminance": 0.25326
}

Semantic roles & 50–950 ramp

primary

#4091C4

secondary

#CDA993

accent

#834CDC

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4091C4

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

Preview Lab → · Contrast checker → · Palette generator →