#3A90D2#3A90D2

#3A90D2 is a light, vivid cyan. Relative luminance 0.255; OKLCH L 63.2% C 0.129 H 245.2°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#3A90D2
RGB	rgb(58, 144, 210)
HSL	hsl(206, 63%, 53%)
HSV	hsv(206, 72%, 82%)
CMYK	cmyk(72.4%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(57.56, -3.92, -41.28)
CIE-LCH	lch(57.56, 41.47, 264.58°)
OKLab	oklab(63.16% -0.0539 -0.117)
OKLCH	oklch(63.16% 0.129 245.2)
XYZ	xyz(23.3466, 25.4966, 64.6512)
Luminance	0.2550 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A90D2 #D27C3A

analogous

#3AD2C8 #3A90D2 #3A44D2

triadic

#3A90D2 #D23A90 #90D23A

tetradic

#3A90D2 #C83AD2 #D27C3A #44D23A

square

#3A90D2 #C83AD2 #D27C3A #44D23A

split-complementary

#3A90D2 #D23A44 #D2C83A

monochromatic

#1B4F77 #2670A8 #3A90D2 #6CACDD #9EC8E9

Accessibility & contrast

On white

3.44

#3A90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#3A90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A90D2

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A90D2	#FFFFFF	#000000	##000000
##3A90D2	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7292D5

Deuteranopia (green-blind)

#5D84D1

Tritanopia (blue-blind)

#00A0A7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3a90d2;
/* rgb */ color: rgb(58, 144, 210);
/* oklch */ color: oklch(63.2% 0.129 245.2);

Tailwind

colors: {
  custom: {
    50: '#83b0e0',
    500: '#3a90d2',
    950: '#000000',
  },
}

SCSS

$custom: #3a90d2;
$custom-light: #83b0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a90d2",
  "rgb": {
    "r": 58,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 206.053,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.63159,
    "c": 0.12879,
    "h": 245.2
  },
  "luminance": 0.25499
}

Semantic roles & 50–950 ramp

primary

#3A90D2

secondary

#D5B093

accent

#8942E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3A90D2

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

Preview Lab → · Contrast checker → · Palette generator →