#3E47A4#3E47A4

#3E47A4 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.5% C 0.148 H 274.5°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3E47A4
RGB	rgb(62, 71, 164)
HSL	hsl(235, 45%, 44%)
HSV	hsv(235, 62%, 64%)
CMYK	cmyk(62.2%, 56.7%, 0%, 35.7%)
CIE-LAB	lab(34.42, 25.89, -51.53)
CIE-LCH	lch(34.42, 57.67, 296.68°)
OKLab	oklab(44.48% 0.0116 -0.148)
OKLCH	oklch(44.48% 0.148 274.5)
XYZ	xyz(10.9385, 8.2101, 36.1230)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E47A4 #A49B3E

analogous

#3E7AA4 #3E47A4 #683EA4

triadic

#3E47A4 #A43E47 #47A43E

tetradic

#3E47A4 #A43E7A #A49B3E #3EA468

square

#3E47A4 #A43E7A #A49B3E #3EA468

split-complementary

#3E47A4 #A4683E #7AA43E

monochromatic

#1C214B #2D3478 #3E47A4 #5D66C2 #8A90D3

Accessibility & contrast

On white

7.95

#3E47A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3E47A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E47A4

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E47A4	#FFFFFF	#000000	##FFFFFF
##3E47A4	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A7

Deuteranopia (green-blind)

#004DA2

Tritanopia (blue-blind)

#005D6E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3e47a4;
/* rgb */ color: rgb(62, 71, 164);
/* oklch */ color: oklch(44.5% 0.148 274.5);

Tailwind

colors: {
  custom: {
    50: '#7e7ac0',
    500: '#3e47a4',
    950: '#000000',
  },
}

SCSS

$custom: #3e47a4;
$custom-light: #7e7ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e47a4",
  "rgb": {
    "r": 62,
    "g": 71,
    "b": 164
  },
  "hsl": {
    "h": 234.706,
    "s": 45.133,
    "l": 44.314
  },
  "oklch": {
    "l": 0.44479,
    "c": 0.14842,
    "h": 274.5
  },
  "luminance": 0.08211
}

Semantic roles & 50–950 ramp

primary

#3E47A4

secondary

#BDB881

accent

#C953D5

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #3E47A4

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

Preview Lab → · Contrast checker → · Palette generator →