#4990DD#4990DD

#4990DD is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.3% C 0.136 H 252.3°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4990DD
RGB	rgb(73, 144, 221)
HSL	hsl(211, 69%, 58%)
HSV	hsv(211, 67%, 87%)
CMYK	cmyk(67%, 34.8%, 0%, 13.3%)
CIE-LAB	lab(58.58, 2.12, -45.78)
CIE-LCH	lch(58.58, 45.83, 272.65°)
OKLab	oklab(64.28% -0.0414 -0.1299)
OKLCH	oklch(64.28% 0.136 252.3)
XYZ	xyz(25.7672, 26.5808, 72.1652)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4990DD #DD9649

analogous

#49DADD #4990DD #4C49DD

triadic

#4990DD #DD4990 #90DD49

tetradic

#4990DD #DD49DA #DD9649 #49DD4C

square

#4990DD #DD49DA #DD9649 #49DD4C

split-complementary

#4990DD #DD4C49 #DADD49

monochromatic

#1B5391 #2571C4 #4990DD #7DAFE7 #B0CFF0

Accessibility & contrast

On white

3.32

#4990DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4990DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4990DD

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4990DD	#FFFFFF	#000000	##000000
##4990DD	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E95E0

Deuteranopia (green-blind)

#5987DB

Tritanopia (blue-blind)

#00A2AC

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4990dd;
/* rgb */ color: rgb(73, 144, 221);
/* oklch */ color: oklch(64.3% 0.136 252.3);

Tailwind

colors: {
  custom: {
    50: '#8bb0e8',
    500: '#4990dd',
    950: '#000000',
  },
}

SCSS

$custom: #4990dd;
$custom-light: #8bb0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4990dd",
  "rgb": {
    "r": 73,
    "g": 144,
    "b": 221
  },
  "hsl": {
    "h": 211.216,
    "s": 68.519,
    "l": 57.647
  },
  "oklch": {
    "l": 0.64281,
    "c": 0.13636,
    "h": 252.3
  },
  "luminance": 0.26583
}

Semantic roles & 50–950 ramp

primary

#4990DD

secondary

#DFC2A3

accent

#973CEB

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4990DD

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

Preview Lab → · Contrast checker → · Palette generator →