#4D91CC#4D91CC

#4D91CC is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.8% C 0.113 H 246.9°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4D91CC
RGB	rgb(77, 145, 204)
HSL	hsl(208, 55%, 55%)
HSV	hsv(208, 62%, 80%)
CMYK	cmyk(62.3%, 28.9%, 0%, 20%)
CIE-LAB	lab(58.21, -3.50, -36.83)
CIE-LCH	lch(58.21, 37.00, 264.57°)
OKLab	oklab(63.77% -0.0443 -0.1038)
OKLCH	oklch(63.77% 0.113 246.9)
XYZ	xyz(24.0810, 26.1859, 60.9003)
Luminance	0.2619 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91CC #CC884D

analogous

#4DCCC8 #4D91CC #4D51CC

triadic

#4D91CC #CC4D91 #91CC4D

tetradic

#4D91CC #C84DCC #CC884D #51CC4D

square

#4D91CC #C84DCC #CC884D #51CC4D

split-complementary

#4D91CC #CC4D51 #CCC84D

monochromatic

#23527B #3172AB #4D91CC #7DAEDA #ACCCE7

Accessibility & contrast

On white

3.37

#4D91CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4D91CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91CC

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91CC	#FFFFFF	#000000	##000000
##4D91CC	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7793CF

Deuteranopia (green-blind)

#6686CB

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4d91cc;
/* rgb */ color: rgb(77, 145, 204);
/* oklch */ color: oklch(63.8% 0.113 246.9);

Tailwind

colors: {
  custom: {
    50: '#8ab1dc',
    500: '#4d91cc',
    950: '#000000',
  },
}

SCSS

$custom: #4d91cc;
$custom-light: #8ab1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91cc",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 207.874,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63766,
    "c": 0.11286,
    "h": 246.9
  },
  "luminance": 0.26188
}

Semantic roles & 50–950 ramp

primary

#4D91CC

secondary

#D5B9A0

accent

#8F49DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4D91CC

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

Preview Lab → · Contrast checker → · Palette generator →