#3A4DB8#3A4DB8

#3A4DB8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.0% C 0.170 H 270.8°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#3A4DB8
RGB	rgb(58, 77, 184)
HSL	hsl(231, 52%, 47%)
HSV	hsv(231, 68%, 72%)
CMYK	cmyk(68.5%, 58.2%, 0%, 27.8%)
CIE-LAB	lab(37.24, 28.46, -58.84)
CIE-LCH	lch(37.24, 65.36, 295.81°)
OKLab	oklab(47% 0.0023 -0.1695)
OKLCH	oklch(47% 0.17 270.8)
XYZ	xyz(13.0476, 9.6667, 46.5164)
Luminance	0.0967 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4DB8 #B8A53A

analogous

#3A8CB8 #3A4DB8 #663AB8

triadic

#3A4DB8 #B83A4D #4DB83A

tetradic

#3A4DB8 #B83A8C #B8A53A #3AB866

square

#3A4DB8 #B83A8C #B8A53A #3AB866

split-complementary

#3A4DB8 #B8663A #8CB83A

monochromatic

#1D265B #2B3A89 #3A4DB8 #6272CD #909CDC

Accessibility & contrast

On white

7.16

#3A4DB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#3A4DB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4DB8

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4DB8	#FFFFFF	#000000	##FFFFFF
##3A4DB8	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3a4db8;
/* rgb */ color: rgb(58, 77, 184);
/* oklch */ color: oklch(47.0% 0.170 270.8);

Tailwind

colors: {
  custom: {
    50: '#807ece',
    500: '#3a4db8',
    950: '#000000',
  },
}

SCSS

$custom: #3a4db8;
$custom-light: #807ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4db8",
  "rgb": {
    "r": 58,
    "g": 77,
    "b": 184
  },
  "hsl": {
    "h": 230.952,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.46995,
    "c": 0.16953,
    "h": 270.8
  },
  "luminance": 0.09668
}

Semantic roles & 50–950 ramp

primary

#3A4DB8

secondary

#C7BD87

accent

#C64CDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A4DB8

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

Preview Lab → · Contrast checker → · Palette generator →