#4A90BD#4A90BD

#4A90BD is a light, moderate cyan. Relative luminance 0.251; OKLCH L 62.7% C 0.098 H 239.2°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4A90BD
RGB	rgb(74, 144, 189)
HSL	hsl(203, 47%, 52%)
HSV	hsv(203, 61%, 74%)
CMYK	cmyk(60.8%, 23.8%, 0%, 25.9%)
CIE-LAB	lab(57.15, -8.39, -30.03)
CIE-LCH	lch(57.15, 31.18, 254.38°)
OKLab	oklab(62.68% -0.0503 -0.0842)
OKLCH	oklch(62.68% 0.098 239.2)
XYZ	xyz(21.9791, 25.0744, 51.8158)
Luminance	0.2508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90BD #BD774A

analogous

#4ABDB1 #4A90BD #4A57BD

triadic

#4A90BD #BD4A90 #90BD4A

tetradic

#4A90BD #B14ABD #BD774A #57BD4A

square

#4A90BD #B14ABD #BD774A #57BD4A

split-complementary

#4A90BD #BD4A57 #BDB14A

monochromatic

#264D67 #366F94 #4A90BD #77ACCD #A4C7DE

Accessibility & contrast

On white

3.49

#4A90BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#4A90BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90BD

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90BD	#FFFFFF	#000000	##000000
##4A90BD	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B90BF

Deuteranopia (green-blind)

#6C84BC

Tritanopia (blue-blind)

#009B9F

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4a90bd;
/* rgb */ color: rgb(74, 144, 189);
/* oklch */ color: oklch(62.7% 0.098 239.2);

Tailwind

colors: {
  custom: {
    50: '#87b0d1',
    500: '#4a90bd',
    950: '#000000',
  },
}

SCSS

$custom: #4a90bd;
$custom-light: #87b0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90bd",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 189
  },
  "hsl": {
    "h": 203.478,
    "s": 46.559,
    "l": 51.569
  },
  "oklch": {
    "l": 0.62675,
    "c": 0.09805,
    "h": 239.2
  },
  "luminance": 0.25076
}

Semantic roles & 50–950 ramp

primary

#4A90BD

secondary

#CBAC98

accent

#8552D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4A90BD

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

Preview Lab → · Contrast checker → · Palette generator →