#4C90D2#4C90D2

#4C90D2 is a light, vivid cyan. Relative luminance 0.261; OKLCH L 63.8% C 0.121 H 249.6°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4C90D2
RGB	rgb(76, 144, 210)
HSL	hsl(210, 60%, 56%)
HSV	hsv(210, 64%, 82%)
CMYK	cmyk(63.8%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(58.16, -1.11, -40.28)
CIE-LCH	lch(58.16, 40.30, 268.43°)
OKLab	oklab(63.81% -0.0422 -0.1138)
OKLCH	oklch(63.81% 0.121 249.6)
XYZ	xyz(24.5823, 26.1337, 64.7091)
Luminance	0.2614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C90D2 #D28E4C

analogous

#4CD2D1 #4C90D2 #4C4DD2

triadic

#4C90D2 #D24C90 #90D24C

tetradic

#4C90D2 #D14CD2 #D28E4C #4DD24C

square

#4C90D2 #D14CD2 #D28E4C #4DD24C

split-complementary

#4C90D2 #D24C4D #D2D14C

monochromatic

#215383 #2D71B4 #4C90D2 #7DAEDE #AECDEB

Accessibility & contrast

On white

3.37

#4C90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#4C90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C90D2

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C90D2	#FFFFFF	#000000	##000000
##4C90D2	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D5

Deuteranopia (green-blind)

#6186D1

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c90d2;
/* rgb */ color: rgb(76, 144, 210);
/* oklch */ color: oklch(63.8% 0.121 249.6);

Tailwind

colors: {
  custom: {
    50: '#8ab0e0',
    500: '#4c90d2',
    950: '#000000',
  },
}

SCSS

$custom: #4c90d2;
$custom-light: #8ab0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c90d2",
  "rgb": {
    "r": 76,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 209.552,
    "s": 59.821,
    "l": 56.078
  },
  "oklch": {
    "l": 0.63807,
    "c": 0.12143,
    "h": 249.6
  },
  "luminance": 0.26136
}

Semantic roles & 50–950 ramp

primary

#4C90D2

secondary

#D9BCA1

accent

#9345E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4C90D2

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

Preview Lab → · Contrast checker → · Palette generator →