#3A6DD9#3A6DD9

#3A6DD9 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.9% C 0.175 H 263.0°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3A6DD9
RGB	rgb(58, 109, 217)
HSL	hsl(221, 68%, 54%)
HSV	hsv(221, 73%, 85%)
CMYK	cmyk(73.3%, 49.8%, 0%, 14.9%)
CIE-LAB	lab(48.06, 19.93, -60.37)
CIE-LCH	lch(48.06, 63.57, 288.27°)
OKLab	oklab(55.91% -0.0214 -0.1735)
OKLCH	oklch(55.91% 0.175 263)
XYZ	xyz(19.7335, 16.8444, 67.8435)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6DD9 #D9A63A

analogous

#3ABDD9 #3A6DD9 #573AD9

triadic

#3A6DD9 #D93A6D #6DD93A

tetradic

#3A6DD9 #D93ABD #D9A63A #3AD957

square

#3A6DD9 #D93ABD #D9A63A #3AD957

split-complementary

#3A6DD9 #D9573A #BDD93A

monochromatic

#193A80 #2351B3 #3A6DD9 #6D93E3 #A1B9ED

Accessibility & contrast

On white

4.81

#3A6DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3A6DD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6DD9

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6DD9	#FFFFFF	#000000	##FFFFFF
##3A6DD9	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C7ADD

Deuteranopia (green-blind)

#006BD7

Tritanopia (blue-blind)

#008799

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a6dd9;
/* rgb */ color: rgb(58, 109, 217);
/* oklch */ color: oklch(55.9% 0.175 263.0);

Tailwind

colors: {
  custom: {
    50: '#8596e5',
    500: '#3a6dd9',
    950: '#000000',
  },
}

SCSS

$custom: #3a6dd9;
$custom-light: #8596e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6dd9",
  "rgb": {
    "r": 58,
    "g": 109,
    "b": 217
  },
  "hsl": {
    "h": 220.755,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.55911,
    "c": 0.17483,
    "h": 263
  },
  "luminance": 0.16847
}

Semantic roles & 50–950 ramp

primary

#3A6DD9

secondary

#D9C495

accent

#B33DEB

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #3A6DD9

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

Preview Lab → · Contrast checker → · Palette generator →