#4A90CE#4A90CE

#4A90CE is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.117 H 247.6°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4A90CE
RGB	rgb(74, 144, 206)
HSL	hsl(208, 57%, 55%)
HSV	hsv(208, 64%, 81%)
CMYK	cmyk(64.1%, 30.1%, 0%, 19.2%)
CIE-LAB	lab(57.90, -2.80, -38.45)
CIE-LCH	lch(57.90, 38.56, 265.84°)
OKLab	oklab(63.52% -0.0448 -0.1086)
OKLCH	oklch(63.52% 0.117 247.6)
XYZ	xyz(23.9337, 25.8562, 62.1100)
Luminance	0.2586 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90CE #CE884A

analogous

#4ACECA #4A90CE #4A4ECE

triadic

#4A90CE #CE4A90 #90CE4A

tetradic

#4A90CE #CA4ACE #CE884A #4ECE4A

square

#4A90CE #CA4ACE #CE884A #4ECE4A

split-complementary

#4A90CE #CE4A4E #CECA4A

monochromatic

#22527C #2F71AC #4A90CE #7AAEDB #AACBE8

Accessibility & contrast

On white

3.40

#4A90CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4A90CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90CE

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90CE	#FFFFFF	#000000	##000000
##4A90CE	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)

#7592D1

Deuteranopia (green-blind)

#6385CD

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4a90ce;
/* rgb */ color: rgb(74, 144, 206);
/* oklch */ color: oklch(63.5% 0.117 247.6);

Tailwind

colors: {
  custom: {
    50: '#89b0dd',
    500: '#4a90ce',
    950: '#000000',
  },
}

SCSS

$custom: #4a90ce;
$custom-light: #89b0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90ce",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 206
  },
  "hsl": {
    "h": 208.182,
    "s": 57.391,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63518,
    "c": 0.11746,
    "h": 247.6
  },
  "luminance": 0.25859
}

Semantic roles & 50–950 ramp

primary

#4A90CE

secondary

#D6B89E

accent

#8F47E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4A90CE

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

Preview Lab → · Contrast checker → · Palette generator →