#3A55CF#3A55CF

#3A55CF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.4% C 0.191 H 268.9°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A55CF
RGB	rgb(58, 85, 207)
HSL	hsl(229, 61%, 52%)
HSV	hsv(229, 72%, 81%)
CMYK	cmyk(72%, 58.9%, 0%, 18.8%)
CIE-LAB	lab(41.06, 31.59, -66.01)
CIE-LCH	lch(41.06, 73.18, 295.57°)
OKLab	oklab(50.4% -0.0036 -0.1905)
OKLCH	oklch(50.4% 0.191 268.9)
XYZ	xyz(16.2520, 11.8998, 60.4598)
Luminance	0.1190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55CF #CFB43A

analogous

#3A9FCF #3A55CF #6A3ACF

triadic

#3A55CF #CF3A55 #55CF3A

tetradic

#3A55CF #CF3A9F #CFB43A #3ACF6A

square

#3A55CF #CF3A9F #CFB43A #3ACF6A

split-complementary

#3A55CF #CF6A3A #9FCF3A

monochromatic

#1C2C73 #283EA4 #3A55CF #6B7FDB #9CAAE7

Accessibility & contrast

On white

6.21

#3A55CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#3A55CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55CF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55CF	#FFFFFF	#000000	##FFFFFF
##3A55CF	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#005ACD

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3a55cf;
/* rgb */ color: rgb(58, 85, 207);
/* oklch */ color: oklch(50.4% 0.191 268.9);

Tailwind

colors: {
  custom: {
    50: '#8484df',
    500: '#3a55cf',
    950: '#000000',
  },
}

SCSS

$custom: #3a55cf;
$custom-light: #8484df;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55cf",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 207
  },
  "hsl": {
    "h": 229.128,
    "s": 60.816,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50399,
    "c": 0.19051,
    "h": 268.9
  },
  "luminance": 0.11902
}

Semantic roles & 50–950 ramp

primary

#3A55CF

secondary

#D3C792

accent

#C744E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A55CF

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

Preview Lab → · Contrast checker → · Palette generator →