#3A55BA#3A55BA

#3A55BA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.162 H 268.5°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3A55BA
RGB	rgb(58, 85, 186)
HSL	hsl(227, 52%, 48%)
HSV	hsv(227, 69%, 73%)
CMYK	cmyk(68.8%, 54.3%, 0%, 27.1%)
CIE-LAB	lab(39.48, 24.00, -56.38)
CIE-LCH	lch(39.48, 61.27, 293.06°)
OKLab	oklab(48.72% -0.0044 -0.1621)
OKLCH	oklch(48.72% 0.162 268.5)
XYZ	xyz(13.8533, 10.9404, 47.8265)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55BA #BA9F3A

analogous

#3A95BA #3A55BA #5F3ABA

triadic

#3A55BA #BA3A55 #55BA3A

tetradic

#3A55BA #BA3A95 #BA9F3A #3ABA5F

square

#3A55BA #BA3A95 #BA9F3A #3ABA5F

split-complementary

#3A55BA #BA5F3A #95BA3A

monochromatic

#1D2A5D #2B408B #3A55BA #637ACE #92A1DD

Accessibility & contrast

On white

6.59

#3A55BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3A55BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55BA

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55BA	#FFFFFF	#000000	##FFFFFF
##3A55BA	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0563BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3a55ba;
/* rgb */ color: rgb(58, 85, 186);
/* oklch */ color: oklch(48.7% 0.162 268.5);

Tailwind

colors: {
  custom: {
    50: '#7f84cf',
    500: '#3a55ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a55ba;
$custom-light: #7f84cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55ba",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 186
  },
  "hsl": {
    "h": 227.344,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48722,
    "c": 0.16221,
    "h": 268.5
  },
  "luminance": 0.10942
}

Semantic roles & 50–950 ramp

primary

#3A55BA

secondary

#C8BA88

accent

#BE4CDC

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A55BA

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

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