#4990CB#4990CB

#4990CB is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.3% C 0.114 H 246.0°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#4990CB
RGB	rgb(73, 144, 203)
HSL	hsl(207, 56%, 54%)
HSV	hsv(207, 64%, 80%)
CMYK	cmyk(64%, 29.1%, 0%, 20.4%)
CIE-LAB	lab(57.72, -3.98, -37.04)
CIE-LCH	lch(57.72, 37.26, 263.87°)
OKLab	oklab(63.32% -0.0464 -0.1045)
OKLCH	oklch(63.32% 0.114 246)
XYZ	xyz(23.4964, 25.6724, 60.2053)
Luminance	0.2567 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4990CB #CB8449

analogous

#49CBC5 #4990CB #494FCB

triadic

#4990CB #CB4990 #90CB49

tetradic

#4990CB #C549CB #CB8449 #4FCB49

square

#4990CB #C549CB #CB8449 #4FCB49

split-complementary

#4990CB #CB494F #CBC549

monochromatic

#225177 #3071A7 #4990CB #79ADD9 #A8CAE6

Accessibility & contrast

On white

3.42

#4990CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#4990CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4990CB

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4990CB	#FFFFFF	#000000	##000000
##4990CB	1.00	3.42	6.13	6.13
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CE

Deuteranopia (green-blind)

#6485CA

Tritanopia (blue-blind)

#009EA5

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4990cb;
/* rgb */ color: rgb(73, 144, 203);
/* oklch */ color: oklch(63.3% 0.114 246.0);

Tailwind

colors: {
  custom: {
    50: '#88b0db',
    500: '#4990cb',
    950: '#000000',
  },
}

SCSS

$custom: #4990cb;
$custom-light: #88b0db;
$custom-dark: #000000;

JSON

{
  "hex": "#4990cb",
  "rgb": {
    "r": 73,
    "g": 144,
    "b": 203
  },
  "hsl": {
    "h": 207.231,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.63324,
    "c": 0.11434,
    "h": 246
  },
  "luminance": 0.25675
}

Semantic roles & 50–950 ramp

primary

#4990CB

secondary

#D4B59C

accent

#8D49DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4990CB

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

Preview Lab → · Contrast checker → · Palette generator →