#3948A9#3948A9

#3948A9 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.155 H 271.9°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#3948A9
RGB	rgb(57, 72, 169)
HSL	hsl(232, 50%, 44%)
HSV	hsv(232, 66%, 66%)
CMYK	cmyk(66.3%, 57.4%, 0%, 33.7%)
CIE-LAB	lab(34.74, 26.17, -54.01)
CIE-LCH	lch(34.74, 60.02, 295.85°)
OKLab	oklab(44.76% 0.0052 -0.1554)
OKLCH	oklch(44.76% 0.155 271.9)
XYZ	xyz(11.1637, 8.3682, 38.5553)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3948A9 #A99A39

analogous

#3980A9 #3948A9 #6239A9

triadic

#3948A9 #A93948 #48A939

tetradic

#3948A9 #A93980 #A99A39 #39A962

square

#3948A9 #A93980 #A99A39 #39A962

split-complementary

#3948A9 #A96239 #80A939

monochromatic

#1A214D #2A357B #3948A9 #5867C7 #8691D6

Accessibility & contrast

On white

7.85

#3948A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3948A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3948A9

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3948A9	#FFFFFF	#000000	##FFFFFF
##3948A9	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#005F71

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3948a9;
/* rgb */ color: rgb(57, 72, 169);
/* oklch */ color: oklch(44.8% 0.155 271.9);

Tailwind

colors: {
  custom: {
    50: '#7c7ac3',
    500: '#3948a9',
    950: '#000000',
  },
}

SCSS

$custom: #3948a9;
$custom-light: #7c7ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#3948a9",
  "rgb": {
    "r": 57,
    "g": 72,
    "b": 169
  },
  "hsl": {
    "h": 231.964,
    "s": 49.558,
    "l": 44.314
  },
  "oklch": {
    "l": 0.44755,
    "c": 0.15549,
    "h": 271.9
  },
  "luminance": 0.08369
}

Semantic roles & 50–950 ramp

primary

#3948A9

secondary

#C0B77E

accent

#C74FD9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3948A9

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

Preview Lab → · Contrast checker → · Palette generator →