#3A90CD#3A90CD

#3A90CD is a light, vivid cyan. Relative luminance 0.253; OKLCH L 62.9% C 0.123 H 243.2°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3A90CD
RGB	rgb(58, 144, 205)
HSL	hsl(205, 60%, 52%)
HSV	hsv(205, 72%, 80%)
CMYK	cmyk(71.7%, 29.8%, 0%, 19.6%)
CIE-LAB	lab(57.32, -5.66, -38.84)
CIE-LCH	lch(57.32, 39.25, 261.70°)
OKLab	oklab(62.89% -0.0554 -0.1099)
OKLCH	oklch(62.89% 0.123 243.2)
XYZ	xyz(22.7334, 25.2513, 61.4216)
Luminance	0.2525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A90CD #CD773A

analogous

#3ACDC1 #3A90CD #3A47CD

triadic

#3A90CD #CD3A90 #90CD3A

tetradic

#3A90CD #C13ACD #CD773A #47CD3A

square

#3A90CD #C13ACD #CD773A #47CD3A

split-complementary

#3A90CD #CD3A47 #CDC13A

monochromatic

#1C4D70 #296FA1 #3A90CD #6BACD9 #9CC7E6

Accessibility & contrast

On white

3.47

#3A90CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#3A90CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A90CD

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A90CD	#FFFFFF	#000000	##000000
##3A90CD	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7491D0

Deuteranopia (green-blind)

#6083CC

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3a90cd;
/* rgb */ color: rgb(58, 144, 205);
/* oklch */ color: oklch(62.9% 0.123 243.2);

Tailwind

colors: {
  custom: {
    50: '#82b0dc',
    500: '#3a90cd',
    950: '#000000',
  },
}

SCSS

$custom: #3a90cd;
$custom-light: #82b0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a90cd",
  "rgb": {
    "r": 58,
    "g": 144,
    "b": 205
  },
  "hsl": {
    "h": 204.898,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.62894,
    "c": 0.12305,
    "h": 243.2
  },
  "luminance": 0.25254
}

Semantic roles & 50–950 ramp

primary

#3A90CD

secondary

#D2AC91

accent

#8745E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3A90CD

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

Preview Lab → · Contrast checker → · Palette generator →