#3D4FB1#3D4FB1

#3D4FB1 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.0% C 0.157 H 271.3°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#3D4FB1
RGB	rgb(61, 79, 177)
HSL	hsl(231, 49%, 47%)
HSV	hsv(231, 66%, 69%)
CMYK	cmyk(65.5%, 55.4%, 0%, 30.6%)
CIE-LAB	lab(37.40, 25.12, -54.44)
CIE-LCH	lch(37.40, 59.95, 294.77°)
OKLab	oklab(47% 0.0034 -0.1565)
OKLCH	oklch(47% 0.157 271.3)
XYZ	xyz(12.6536, 9.7573, 42.8030)
Luminance	0.0976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4FB1 #B19F3D

analogous

#3D89B1 #3D4FB1 #653DB1

triadic

#3D4FB1 #B13D4F #4FB13D

tetradic

#3D4FB1 #B13D89 #B19F3D #3DB165

square

#3D4FB1 #B13D89 #B19F3D #3DB165

split-complementary

#3D4FB1 #B1653D #89B13D

monochromatic

#1E2656 #2D3B83 #3D4FB1 #6272C9 #909BD9

Accessibility & contrast

On white

7.11

#3D4FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#3D4FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4FB1

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4FB1	#FFFFFF	#000000	##FFFFFF
##3D4FB1	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB4

Deuteranopia (green-blind)

#0053AF

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3d4fb1;
/* rgb */ color: rgb(61, 79, 177);
/* oklch */ color: oklch(47.0% 0.157 271.3);

Tailwind

colors: {
  custom: {
    50: '#7f80c9',
    500: '#3d4fb1',
    950: '#000000',
  },
}

SCSS

$custom: #3d4fb1;
$custom-light: #7f80c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4fb1",
  "rgb": {
    "r": 61,
    "g": 79,
    "b": 177
  },
  "hsl": {
    "h": 230.69,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46999,
    "c": 0.1565,
    "h": 271.3
  },
  "luminance": 0.09758
}

Semantic roles & 50–950 ramp

primary

#3D4FB1

secondary

#C4BA86

accent

#C350D8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3D4FB1

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

Preview Lab → · Contrast checker → · Palette generator →