#4A90CD#4A90CD

#4A90CD is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.5% C 0.116 H 247.2°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4A90CD
RGB	rgb(74, 144, 205)
HSL	hsl(208, 57%, 55%)
HSV	hsv(208, 64%, 80%)
CMYK	cmyk(63.9%, 29.8%, 0%, 19.6%)
CIE-LAB	lab(57.85, -3.13, -37.96)
CIE-LCH	lch(57.85, 38.09, 265.28°)
OKLab	oklab(63.47% -0.0451 -0.1071)
OKLCH	oklch(63.47% 0.116 247.2)
XYZ	xyz(23.8126, 25.8078, 61.4722)
Luminance	0.2581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90CD #CD874A

analogous

#4ACDC9 #4A90CD #4A4FCD

triadic

#4A90CD #CD4A90 #90CD4A

tetradic

#4A90CD #C94ACD #CD874A #4FCD4A

square

#4A90CD #C94ACD #CD874A #4FCD4A

split-complementary

#4A90CD #CD4A4F #CDC94A

monochromatic

#22517B #2F71AB #4A90CD #7AADDA #AACBE7

Accessibility & contrast

On white

3.41

#4A90CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4A90CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90CD

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90CD	#FFFFFF	#000000	##000000
##4A90CD	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7592D0

Deuteranopia (green-blind)

#6385CC

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4a90cd;
/* rgb */ color: rgb(74, 144, 205);
/* oklch */ color: oklch(63.5% 0.116 247.2);

Tailwind

colors: {
  custom: {
    50: '#89b0dc',
    500: '#4a90cd',
    950: '#000000',
  },
}

SCSS

$custom: #4a90cd;
$custom-light: #89b0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90cd",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 205
  },
  "hsl": {
    "h": 207.939,
    "s": 56.71,
    "l": 54.706
  },
  "oklch": {
    "l": 0.63466,
    "c": 0.11626,
    "h": 247.2
  },
  "luminance": 0.2581
}

Semantic roles & 50–950 ramp

primary

#4A90CD

secondary

#D5B89E

accent

#8F48E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4A90CD

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

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