#4D91C5#4D91C5

#4D91C5 is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.4% C 0.105 H 243.6°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4D91C5
RGB	rgb(77, 145, 197)
HSL	hsl(206, 51%, 54%)
HSV	hsv(206, 61%, 77%)
CMYK	cmyk(60.9%, 26.4%, 0%, 22.7%)
CIE-LAB	lab(57.90, -5.79, -33.37)
CIE-LCH	lch(57.90, 33.87, 260.15°)
OKLab	oklab(63.42% -0.0465 -0.0938)
OKLCH	oklch(63.42% 0.105 243.6)
XYZ	xyz(23.2603, 25.8576, 56.5777)
Luminance	0.2586 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91C5 #C5814D

analogous

#4DC5BD #4D91C5 #4D55C5

triadic

#4D91C5 #C54D91 #91C54D

tetradic

#4D91C5 #BD4DC5 #C5814D #55C54D

square

#4D91C5 #BD4DC5 #C5814D #55C54D

split-complementary

#4D91C5 #C54D55 #C5BD4D

monochromatic

#255172 #3472A0 #4D91C5 #7BAED4 #A9CAE3

Accessibility & contrast

On white

3.40

#4D91C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4D91C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91C5

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91C5	#FFFFFF	#000000	##000000
##4D91C5	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A92C7

Deuteranopia (green-blind)

#6A86C4

Tritanopia (blue-blind)

#009EA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4d91c5;
/* rgb */ color: rgb(77, 145, 197);
/* oklch */ color: oklch(63.4% 0.105 243.6);

Tailwind

colors: {
  custom: {
    50: '#89b1d6',
    500: '#4d91c5',
    950: '#000000',
  },
}

SCSS

$custom: #4d91c5;
$custom-light: #89b1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91c5",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 197
  },
  "hsl": {
    "h": 206,
    "s": 50.847,
    "l": 53.725
  },
  "oklch": {
    "l": 0.63418,
    "c": 0.1047,
    "h": 243.6
  },
  "luminance": 0.2586
}

Semantic roles & 50–950 ramp

primary

#4D91C5

secondary

#D1B39D

accent

#8B4DDA

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4D91C5

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

Preview Lab → · Contrast checker → · Palette generator →