#3D4E9B#3D4E9B

#3D4E9B is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.2% C 0.126 H 271.2°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E9B
RGB	rgb(61, 78, 155)
HSL	hsl(229, 44%, 42%)
HSV	hsv(229, 61%, 61%)
CMYK	cmyk(60.6%, 49.7%, 0%, 39.2%)
CIE-LAB	lab(35.61, 17.94, -44.19)
CIE-LCH	lch(35.61, 47.70, 292.09°)
OKLab	oklab(45.16% 0.0026 -0.1263)
OKLCH	oklch(45.16% 0.126 271.2)
XYZ	xyz(10.5633, 8.8066, 32.1472)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E9B #9B8A3D

analogous

#3D7D9B #3D4E9B #5B3D9B

triadic

#3D4E9B #9B3D4E #4E9B3D

tetradic

#3D4E9B #9B3D7D #9B8A3D #3D9B5B

square

#3D4E9B #9B3D7D #9B8A3D #3D9B5B

split-complementary

#3D4E9B #9B5B3D #7D9B3D

monochromatic

#1A2243 #2C386F #3D4E9B #586ABD #8491CF

Accessibility & contrast

On white

7.60

#3D4E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3D4E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E9B

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E9B	#FFFFFF	#000000	##FFFFFF
##3D4E9B	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27589E

Deuteranopia (green-blind)

#165099

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3d4e9b;
/* rgb */ color: rgb(61, 78, 155);
/* oklch */ color: oklch(45.2% 0.126 271.2);

Tailwind

colors: {
  custom: {
    50: '#7b7fb9',
    500: '#3d4e9b',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e9b;
$custom-light: #7b7fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e9b",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 155
  },
  "hsl": {
    "h": 229.149,
    "s": 43.519,
    "l": 42.353
  },
  "oklch": {
    "l": 0.4516,
    "c": 0.12637,
    "h": 271.2
  },
  "luminance": 0.08807
}

Semantic roles & 50–950 ramp

primary

#3D4E9B

secondary

#B9AE7B

accent

#BC55D3

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3D4E9B

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

Preview Lab → · Contrast checker → · Palette generator →