#4991DC#4991DC

#4991DC is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.134 H 251.5°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4991DC
RGB	rgb(73, 145, 220)
HSL	hsl(211, 68%, 57%)
HSV	hsv(211, 67%, 86%)
CMYK	cmyk(66.8%, 34.1%, 0%, 13.7%)
CIE-LAB	lab(58.82, 1.19, -44.85)
CIE-LCH	lch(58.82, 44.87, 271.52°)
OKLab	oklab(64.45% -0.0426 -0.1272)
OKLCH	oklch(64.45% 0.134 251.5)
XYZ	xyz(25.7865, 26.8319, 71.5164)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4991DC #DC9449

analogous

#49DBDC #4991DC #4A49DC

triadic

#4991DC #DC4991 #91DC49

tetradic

#4991DC #DC49DB #DC9449 #49DC4A

square

#4991DC #DC49DB #DC9449 #49DC4A

split-complementary

#4991DC #DC4A49 #DBDC49

monochromatic

#1C548F #2572C2 #4991DC #7CB0E6 #B0CFF0

Accessibility & contrast

On white

3.30

#4991DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#4991DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4991DC

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4991DC	#FFFFFF	#000000	##000000
##4991DC	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DF

Deuteranopia (green-blind)

#5B87DB

Tritanopia (blue-blind)

#00A3AC

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4991dc;
/* rgb */ color: rgb(73, 145, 220);
/* oklch */ color: oklch(64.4% 0.134 251.5);

Tailwind

colors: {
  custom: {
    50: '#8bb0e7',
    500: '#4991dc',
    950: '#000000',
  },
}

SCSS

$custom: #4991dc;
$custom-light: #8bb0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4991dc",
  "rgb": {
    "r": 73,
    "g": 145,
    "b": 220
  },
  "hsl": {
    "h": 210.612,
    "s": 67.742,
    "l": 57.451
  },
  "oklch": {
    "l": 0.64448,
    "c": 0.13415,
    "h": 251.5
  },
  "luminance": 0.26835
}

Semantic roles & 50–950 ramp

primary

#4991DC

secondary

#DEC1A3

accent

#963DEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4991DC

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

Preview Lab → · Contrast checker → · Palette generator →