#3963A0#3963A0

#3963A0 is a mid, moderate blue. Relative luminance 0.123; OKLCH L 49.9% C 0.109 H 257.8°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#3963A0
RGB	rgb(57, 99, 160)
HSL	hsl(216, 47%, 43%)
HSV	hsv(216, 64%, 63%)
CMYK	cmyk(64.4%, 38.1%, 0%, 37.3%)
CIE-LAB	lab(41.74, 5.35, -37.42)
CIE-LCH	lch(41.74, 37.80, 278.14°)
OKLab	oklab(49.91% -0.0231 -0.1063)
OKLCH	oklch(49.91% 0.109 257.8)
XYZ	xyz(12.4921, 12.3304, 34.9726)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3963A0 #A07639

analogous

#3996A0 #3963A0 #4339A0

triadic

#3963A0 #A03963 #63A039

tetradic

#3963A0 #A03996 #A07639 #39A043

square

#3963A0 #A03996 #A07639 #39A043

split-complementary

#3963A0 #A04339 #96A039

monochromatic

#192B46 #294773 #3963A0 #5481C2 #81A2D2

Accessibility & contrast

On white

6.06

#3963A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#3963A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3963A0

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3963A0	#FFFFFF	#000000	##FFFFFF
##3963A0	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4868A2

Deuteranopia (green-blind)

#3A5E9F

Tritanopia (blue-blind)

#00717A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3963a0;
/* rgb */ color: rgb(57, 99, 160);
/* oklch */ color: oklch(49.9% 0.109 257.8);

Tailwind

colors: {
  custom: {
    50: '#7a8fbc',
    500: '#3963a0',
    950: '#000000',
  },
}

SCSS

$custom: #3963a0;
$custom-light: #7a8fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3963a0",
  "rgb": {
    "r": 57,
    "g": 99,
    "b": 160
  },
  "hsl": {
    "h": 215.534,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49911,
    "c": 0.10876,
    "h": 257.8
  },
  "luminance": 0.12332
}

Semantic roles & 50–950 ramp

primary

#3963A0

secondary

#BCA179

accent

#A051D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3963A0

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

Preview Lab → · Contrast checker → · Palette generator →