#4990CF#4990CF

#4990CF is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.119 H 247.7°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4990CF
RGB	rgb(73, 144, 207)
HSL	hsl(208, 58%, 55%)
HSV	hsv(208, 65%, 81%)
CMYK	cmyk(64.7%, 30.4%, 0%, 18.8%)
CIE-LAB	lab(57.91, -2.64, -39.00)
CIE-LCH	lch(57.91, 39.09, 266.13°)
OKLab	oklab(63.53% -0.0452 -0.1102)
OKLCH	oklch(63.53% 0.119 247.7)
XYZ	xyz(23.9792, 25.8656, 62.7482)
Luminance	0.2587 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4990CF #CF8849

analogous

#49CFCB #4990CF #494DCF

triadic

#4990CF #CF4990 #90CF49

tetradic

#4990CF #CB49CF #CF8849 #4DCF49

square

#4990CF #CB49CF #CF8849 #4DCF49

split-complementary

#4990CF #CF494D #CFCB49

monochromatic

#21527D #2E71AD #4990CF #79AEDC #AACBE9

Accessibility & contrast

On white

3.40

#4990CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4990CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4990CF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4990CF	#FFFFFF	#000000	##000000
##4990CF	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)

#7492D2

Deuteranopia (green-blind)

#6285CE

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4990cf;
/* rgb */ color: rgb(73, 144, 207);
/* oklch */ color: oklch(63.5% 0.119 247.7);

Tailwind

colors: {
  custom: {
    50: '#89b0de',
    500: '#4990cf',
    950: '#000000',
  },
}

SCSS

$custom: #4990cf;
$custom-light: #89b0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4990cf",
  "rgb": {
    "r": 73,
    "g": 144,
    "b": 207
  },
  "hsl": {
    "h": 208.209,
    "s": 58.261,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63529,
    "c": 0.1191,
    "h": 247.7
  },
  "luminance": 0.25868
}

Semantic roles & 50–950 ramp

primary

#4990CF

secondary

#D6B89E

accent

#8F46E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4990CF

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

Preview Lab → · Contrast checker → · Palette generator →