#3A90D5#3A90D5

#3A90D5 is a light, vivid cyan. Relative luminance 0.257; OKLCH L 63.3% C 0.132 H 246.4°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#3A90D5
RGB	rgb(58, 144, 213)
HSL	hsl(207, 65%, 53%)
HSV	hsv(207, 73%, 84%)
CMYK	cmyk(72.8%, 32.4%, 0%, 16.5%)
CIE-LAB	lab(57.70, -2.86, -42.73)
CIE-LCH	lch(57.70, 42.83, 266.17°)
OKLab	oklab(63.32% -0.053 -0.1212)
OKLCH	oklch(63.32% 0.132 246.4)
XYZ	xyz(23.7238, 25.6475, 66.6380)
Luminance	0.2565 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A90D5 #D57F3A

analogous

#3AD5CD #3A90D5 #3A42D5

triadic

#3A90D5 #D53A90 #90D53A

tetradic

#3A90D5 #CD3AD5 #D57F3A #42D53A

square

#3A90D5 #CD3AD5 #D57F3A #42D53A

split-complementary

#3A90D5 #D53A42 #D5CD3A

monochromatic

#1A507A #2570AD #3A90D5 #6CACE0 #9FC9EB

Accessibility & contrast

On white

3.43

#3A90D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#3A90D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A90D5

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A90D5	#FFFFFF	#000000	##000000
##3A90D5	1.00	3.43	6.13	6.13
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7193D8

Deuteranopia (green-blind)

#5B84D4

Tritanopia (blue-blind)

#00A1A9

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3a90d5;
/* rgb */ color: rgb(58, 144, 213);
/* oklch */ color: oklch(63.3% 0.132 246.4);

Tailwind

colors: {
  custom: {
    50: '#83b0e2',
    500: '#3a90d5',
    950: '#000000',
  },
}

SCSS

$custom: #3a90d5;
$custom-light: #83b0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a90d5",
  "rgb": {
    "r": 58,
    "g": 144,
    "b": 213
  },
  "hsl": {
    "h": 206.71,
    "s": 64.854,
    "l": 53.137
  },
  "oklch": {
    "l": 0.63321,
    "c": 0.1323,
    "h": 246.4
  },
  "luminance": 0.2565
}

Semantic roles & 50–950 ramp

primary

#3A90D5

secondary

#D7B294

accent

#8B40E8

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3A90D5

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

Preview Lab → · Contrast checker → · Palette generator →