#3A63AC#3A63AC

#3A63AC is a mid, vivid blue. Relative luminance 0.128; OKLCH L 50.7% C 0.125 H 261.0°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3A63AC
RGB	rgb(58, 99, 172)
HSL	hsl(218, 50%, 45%)
HSV	hsv(218, 66%, 67%)
CMYK	cmyk(66.3%, 42.4%, 0%, 32.5%)
CIE-LAB	lab(42.46, 9.86, -43.36)
CIE-LCH	lch(42.46, 44.47, 282.80°)
OKLab	oklab(50.71% -0.0195 -0.1237)
OKLCH	oklch(50.71% 0.125 261)
XYZ	xyz(13.6505, 12.8005, 40.7731)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63AC #AC833A

analogous

#3A9CAC #3A63AC #4A3AAC

triadic

#3A63AC #AC3A63 #63AC3A

tetradic

#3A63AC #AC3A9C #AC833A #3AAC4A

square

#3A63AC #AC3A9C #AC833A #3AAC4A

split-complementary

#3A63AC #AC4A3A #9CAC3A

monochromatic

#1B2E50 #2B497E #3A63AC #5B82C8 #89A5D7

Accessibility & contrast

On white

5.90

#3A63AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#3A63AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63AC

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63AC	#FFFFFF	#000000	##FFFFFF
##3A63AC	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416AAF

Deuteranopia (green-blind)

#2F5FAA

Tritanopia (blue-blind)

#00747F

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3a63ac;
/* rgb */ color: rgb(58, 99, 172);
/* oklch */ color: oklch(50.7% 0.125 261.0);

Tailwind

colors: {
  custom: {
    50: '#7c8ec5',
    500: '#3a63ac',
    950: '#000000',
  },
}

SCSS

$custom: #3a63ac;
$custom-light: #7c8ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63ac",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 172
  },
  "hsl": {
    "h": 218.421,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.50706,
    "c": 0.1252,
    "h": 261
  },
  "luminance": 0.12802
}

Semantic roles & 50–950 ramp

primary

#3A63AC

secondary

#C2AA80

accent

#A74FD9

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3A63AC

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

Preview Lab → · Contrast checker → · Palette generator →