#3A54BA#3A54BA

#3A54BA is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.5% C 0.163 H 268.8°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A54BA
RGB	rgb(58, 84, 186)
HSL	hsl(228, 52%, 48%)
HSV	hsv(228, 69%, 73%)
CMYK	cmyk(68.8%, 54.8%, 0%, 27.1%)
CIE-LAB	lab(39.21, 24.64, -56.81)
CIE-LCH	lch(39.21, 61.92, 293.45°)
OKLab	oklab(48.52% -0.0035 -0.1634)
OKLCH	oklch(48.52% 0.163 268.8)
XYZ	xyz(13.7751, 10.7840, 47.8004)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A54BA #BAA03A

analogous

#3A94BA #3A54BA #603ABA

triadic

#3A54BA #BA3A54 #54BA3A

tetradic

#3A54BA #BA3A94 #BAA03A #3ABA60

square

#3A54BA #BA3A94 #BAA03A #3ABA60

split-complementary

#3A54BA #BA603A #94BA3A

monochromatic

#1D2A5D #2B3F8B #3A54BA #6379CE #92A1DD

Accessibility & contrast

On white

6.65

#3A54BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3A54BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A54BA

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A54BA	#FFFFFF	#000000	##FFFFFF
##3A54BA	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3a54ba;
/* rgb */ color: rgb(58, 84, 186);
/* oklch */ color: oklch(48.5% 0.163 268.8);

Tailwind

colors: {
  custom: {
    50: '#7f83cf',
    500: '#3a54ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a54ba;
$custom-light: #7f83cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a54ba",
  "rgb": {
    "r": 58,
    "g": 84,
    "b": 186
  },
  "hsl": {
    "h": 227.813,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48522,
    "c": 0.16347,
    "h": 268.8
  },
  "luminance": 0.10785
}

Semantic roles & 50–950 ramp

primary

#3A54BA

secondary

#C8BB88

accent

#BF4CDC

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A54BA

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

Preview Lab → · Contrast checker → · Palette generator →