#4091C3#4091C3

#4091C3 is a light, moderate cyan. Relative luminance 0.253; OKLCH L 62.8% C 0.109 H 239.0°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4091C3
RGB	rgb(64, 145, 195)
HSL	hsl(203, 52%, 51%)
HSV	hsv(203, 67%, 76%)
CMYK	cmyk(67.2%, 25.6%, 0%, 23.5%)
CIE-LAB	lab(57.35, -8.75, -33.14)
CIE-LCH	lch(57.35, 34.28, 255.21°)
OKLab	oklab(62.82% -0.056 -0.0933)
OKLCH	oklch(62.82% 0.109 239)
XYZ	xyz(22.0863, 25.2786, 55.3344)
Luminance	0.2528 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4091C3 #C37240

analogous

#40C3B3 #4091C3 #404FC3

triadic

#4091C3 #C34091 #91C340

tetradic

#4091C3 #B340C3 #C37240 #4FC340

square

#4091C3 #B340C3 #C37240 #4FC340

split-complementary

#4091C3 #C3404F #C3B340

monochromatic

#214D68 #2F6F97 #4091C3 #6FACD2 #9DC7E0

Accessibility & contrast

On white

3.47

#4091C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#4091C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4091C3

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4091C3	#FFFFFF	#000000	##000000
##4091C3	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A91C5

Deuteranopia (green-blind)

#6884C2

Tritanopia (blue-blind)

#009EA2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4091c3;
/* rgb */ color: rgb(64, 145, 195);
/* oklch */ color: oklch(62.8% 0.109 239.0);

Tailwind

colors: {
  custom: {
    50: '#83b1d5',
    500: '#4091c3',
    950: '#000000',
  },
}

SCSS

$custom: #4091c3;
$custom-light: #83b1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4091c3",
  "rgb": {
    "r": 64,
    "g": 145,
    "b": 195
  },
  "hsl": {
    "h": 202.901,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.62818,
    "c": 0.10881,
    "h": 239
  },
  "luminance": 0.25281
}

Semantic roles & 50–950 ramp

primary

#4091C3

secondary

#CCA992

accent

#834CDC

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4091C3

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

Preview Lab → · Contrast checker → · Palette generator →