#3A55C3#3A55C3

#3A55C3 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.4% C 0.174 H 268.7°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#3A55C3
RGB	rgb(58, 85, 195)
HSL	hsl(228, 54%, 50%)
HSV	hsv(228, 70%, 76%)
CMYK	cmyk(70.3%, 56.4%, 0%, 23.5%)
CIE-LAB	lab(40.14, 27.26, -60.56)
CIE-LCH	lch(40.14, 66.41, 294.23°)
OKLab	oklab(49.43% -0.0039 -0.1745)
OKLCH	oklch(49.43% 0.175 268.7)
XYZ	xyz(14.8404, 11.3352, 53.0250)
Luminance	0.1134 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55C3 #C3A83A

analogous

#3A9AC3 #3A55C3 #633AC3

triadic

#3A55C3 #C33A55 #55C33A

tetradic

#3A55C3 #C33A9A #C3A83A #3AC363

square

#3A55C3 #C33A9A #C3A83A #3AC363

split-complementary

#3A55C3 #C3633A #9AC33A

monochromatic

#1E2C65 #2C4094 #3A55C3 #687DD2 #97A6E0

Accessibility & contrast

On white

6.43

#3A55C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#3A55C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55C3

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55C3	#FFFFFF	#000000	##FFFFFF
##3A55C3	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C7

Deuteranopia (green-blind)

#0059C1

Tritanopia (blue-blind)

#007084

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3a55c3;
/* rgb */ color: rgb(58, 85, 195);
/* oklch */ color: oklch(49.4% 0.174 268.7);

Tailwind

colors: {
  custom: {
    50: '#8184d6',
    500: '#3a55c3',
    950: '#000000',
  },
}

SCSS

$custom: #3a55c3;
$custom-light: #8184d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55c3",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 195
  },
  "hsl": {
    "h": 228.175,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.49426,
    "c": 0.1745,
    "h": 268.7
  },
  "luminance": 0.11337
}

Semantic roles & 50–950 ramp

primary

#3A55C3

secondary

#CCBF8D

accent

#C04ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3A55C3

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

Preview Lab → · Contrast checker → · Palette generator →