#3A53BF#3A53BF

#3A53BF is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.7% C 0.172 H 269.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3A53BF
RGB	rgb(58, 83, 191)
HSL	hsl(229, 53%, 49%)
HSV	hsv(229, 70%, 75%)
CMYK	cmyk(69.6%, 56.5%, 0%, 25.1%)
CIE-LAB	lab(39.32, 27.10, -59.56)
CIE-LCH	lch(39.32, 65.44, 294.47°)
OKLab	oklab(48.72% -0.0024 -0.1715)
OKLCH	oklch(48.72% 0.172 269.2)
XYZ	xyz(14.2389, 10.8462, 50.6232)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A53BF #BFA63A

analogous

#3A96BF #3A53BF #643ABF

triadic

#3A53BF #BF3A53 #53BF3A

tetradic

#3A53BF #BF3A96 #BFA63A #3ABF64

square

#3A53BF #BF3A96 #BFA63A #3ABF64

split-complementary

#3A53BF #BF643A #96BF3A

monochromatic

#1D2A61 #2C3F90 #3A53BF #667AD0 #95A3DF

Accessibility & contrast

On white

6.63

#3A53BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3A53BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A53BF

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A53BF	#FFFFFF	#000000	##FFFFFF
##3A53BF	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0057BD

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3a53bf;
/* rgb */ color: rgb(58, 83, 191);
/* oklch */ color: oklch(48.7% 0.172 269.2);

Tailwind

colors: {
  custom: {
    50: '#8183d3',
    500: '#3a53bf',
    950: '#000000',
  },
}

SCSS

$custom: #3a53bf;
$custom-light: #8183d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a53bf",
  "rgb": {
    "r": 58,
    "g": 83,
    "b": 191
  },
  "hsl": {
    "h": 228.722,
    "s": 53.414,
    "l": 48.824
  },
  "oklch": {
    "l": 0.48718,
    "c": 0.17156,
    "h": 269.2
  },
  "luminance": 0.10848
}

Semantic roles & 50–950 ramp

primary

#3A53BF

secondary

#CABE8B

accent

#C14BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3A53BF

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

Preview Lab → · Contrast checker → · Palette generator →