#3A55BD#3A55BD

#3A55BD is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.0% C 0.166 H 268.6°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3A55BD
RGB	rgb(58, 85, 189)
HSL	hsl(228, 53%, 48%)
HSV	hsv(228, 69%, 74%)
CMYK	cmyk(69.3%, 55%, 0%, 25.9%)
CIE-LAB	lab(39.70, 25.08, -57.78)
CIE-LCH	lch(39.70, 62.99, 293.47°)
OKLab	oklab(48.95% -0.0042 -0.1663)
OKLCH	oklch(48.95% 0.166 268.6)
XYZ	xyz(14.1756, 11.0693, 49.5238)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55BD #BDA23A

analogous

#3A96BD #3A55BD #613ABD

triadic

#3A55BD #BD3A55 #55BD3A

tetradic

#3A55BD #BD3A96 #BDA23A #3ABD61

square

#3A55BD #BD3A96 #BDA23A #3ABD61

split-complementary

#3A55BD #BD613A #96BD3A

monochromatic

#1D2B5F #2C408E #3A55BD #657BD0 #93A3DE

Accessibility & contrast

On white

6.53

#3A55BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3A55BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55BD

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55BD	#FFFFFF	#000000	##FFFFFF
##3A55BD	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3a55bd;
/* rgb */ color: rgb(58, 85, 189);
/* oklch */ color: oklch(49.0% 0.166 268.6);

Tailwind

colors: {
  custom: {
    50: '#8084d2',
    500: '#3a55bd',
    950: '#000000',
  },
}

SCSS

$custom: #3a55bd;
$custom-light: #8084d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55bd",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 189
  },
  "hsl": {
    "h": 227.634,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48954,
    "c": 0.16633,
    "h": 268.6
  },
  "luminance": 0.11071
}

Semantic roles & 50–950 ramp

primary

#3A55BD

secondary

#C9BC8A

accent

#BF4BDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3A55BD

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

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