#3A6DB8#3A6DB8

#3A6DB8 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.7% C 0.130 H 258.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3A6DB8
RGB	rgb(58, 109, 184)
HSL	hsl(216, 52%, 47%)
HSV	hsv(216, 68%, 72%)
CMYK	cmyk(68.5%, 40.8%, 0%, 27.8%)
CIE-LAB	lab(46.04, 7.88, -44.68)
CIE-LCH	lch(46.04, 45.37, 280.01°)
OKLab	oklab(53.7% -0.0269 -0.1274)
OKLCH	oklch(53.7% 0.13 258.1)
XYZ	xyz(15.8622, 15.2959, 47.4546)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6DB8 #B8853A

analogous

#3AACB8 #3A6DB8 #463AB8

triadic

#3A6DB8 #B83A6D #6DB83A

tetradic

#3A6DB8 #B83AAC #B8853A #3AB846

square

#3A6DB8 #B83AAC #B8853A #3AB846

split-complementary

#3A6DB8 #B8463A #ACB83A

monochromatic

#1D365B #2B5189 #3A6DB8 #628DCD #90AFDC

Accessibility & contrast

On white

5.17

#3A6DB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3A6DB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6DB8

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6DB8	#FFFFFF	#000000	##FFFFFF
##3A6DB8	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A73BB

Deuteranopia (green-blind)

#3768B6

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3a6db8;
/* rgb */ color: rgb(58, 109, 184);
/* oklch */ color: oklch(53.7% 0.130 258.1);

Tailwind

colors: {
  custom: {
    50: '#7e96ce',
    500: '#3a6db8',
    950: '#000000',
  },
}

SCSS

$custom: #3a6db8;
$custom-light: #7e96ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6db8",
  "rgb": {
    "r": 58,
    "g": 109,
    "b": 184
  },
  "hsl": {
    "h": 215.714,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53699,
    "c": 0.1302,
    "h": 258.1
  },
  "luminance": 0.15298
}

Semantic roles & 50–950 ramp

primary

#3A6DB8

secondary

#C7AD87

accent

#A24CDC

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3A6DB8

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

Preview Lab → · Contrast checker → · Palette generator →