#3941A0#3941A0

#3941A0 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.7% C 0.152 H 274.3°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#3941A0
RGB	rgb(57, 65, 160)
HSL	hsl(235, 47%, 43%)
HSV	hsv(235, 64%, 63%)
CMYK	cmyk(64.4%, 59.4%, 0%, 37.3%)
CIE-LAB	lab(32.23, 27.53, -52.68)
CIE-LCH	lch(32.23, 59.44, 297.59°)
OKLab	oklab(42.67% 0.0115 -0.1516)
OKLCH	oklch(42.67% 0.152 274.3)
XYZ	xyz(9.9207, 7.1877, 34.1154)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3941A0 #A09839

analogous

#3974A0 #3941A0 #6539A0

triadic

#3941A0 #A03941 #41A039

tetradic

#3941A0 #A03974 #A09839 #39A065

square

#3941A0 #A03974 #A09839 #39A065

split-complementary

#3941A0 #A06539 #74A039

monochromatic

#191C46 #292F73 #3941A0 #545DC2 #8188D2

Accessibility & contrast

On white

8.61

#3941A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3941A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3941A0

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3941A0	#FFFFFF	#000000	##FFFFFF
##3941A0	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A3

Deuteranopia (green-blind)

#00479E

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3941a0;
/* rgb */ color: rgb(57, 65, 160);
/* oklch */ color: oklch(42.7% 0.152 274.3);

Tailwind

colors: {
  custom: {
    50: '#7b75bd',
    500: '#3941a0',
    950: '#000000',
  },
}

SCSS

$custom: #3941a0;
$custom-light: #7b75bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3941a0",
  "rgb": {
    "r": 57,
    "g": 65,
    "b": 160
  },
  "hsl": {
    "h": 235.34,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.4267,
    "c": 0.152,
    "h": 274.3
  },
  "luminance": 0.07189
}

Semantic roles & 50–950 ramp

primary

#3941A0

secondary

#BCB779

accent

#CD51D7

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3941A0

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

Preview Lab → · Contrast checker → · Palette generator →