#3A53BC#3A53BC

#3A53BC is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.167 H 269.1°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3A53BC
RGB	rgb(58, 83, 188)
HSL	hsl(228, 53%, 48%)
HSV	hsv(228, 69%, 74%)
CMYK	cmyk(69.1%, 55.9%, 0%, 26.3%)
CIE-LAB	lab(39.10, 26.02, -58.17)
CIE-LCH	lch(39.10, 63.72, 294.10°)
OKLab	oklab(48.48% -0.0026 -0.1674)
OKLCH	oklch(48.48% 0.167 269.1)
XYZ	xyz(13.9122, 10.7155, 48.9023)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A53BC #BCA33A

analogous

#3A94BC #3A53BC #623ABC

triadic

#3A53BC #BC3A53 #53BC3A

tetradic

#3A53BC #BC3A94 #BCA33A #3ABC62

square

#3A53BC #BC3A94 #BCA33A #3ABC62

split-complementary

#3A53BC #BC623A #94BC3A

monochromatic

#1D2A5E #2C3E8D #3A53BC #6479CF #93A1DE

Accessibility & contrast

On white

6.68

#3A53BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#3A53BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A53BC

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A53BC	#FFFFFF	#000000	##FFFFFF
##3A53BC	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3a53bc;
/* rgb */ color: rgb(58, 83, 188);
/* oklch */ color: oklch(48.5% 0.167 269.1);

Tailwind

colors: {
  custom: {
    50: '#8083d1',
    500: '#3a53bc',
    950: '#000000',
  },
}

SCSS

$custom: #3a53bc;
$custom-light: #8083d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a53bc",
  "rgb": {
    "r": 58,
    "g": 83,
    "b": 188
  },
  "hsl": {
    "h": 228.462,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48481,
    "c": 0.16747,
    "h": 269.1
  },
  "luminance": 0.10717
}

Semantic roles & 50–950 ramp

primary

#3A53BC

secondary

#C9BD89

accent

#C04CDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A53BC

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

Preview Lab → · Contrast checker → · Palette generator →