#3D4E8A#3D4E8A

#3D4E8A is a dark, moderate blue. Relative luminance 0.083; OKLCH L 44.0% C 0.101 H 269.9°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E8A
RGB	rgb(61, 78, 138)
HSL	hsl(227, 39%, 39%)
HSV	hsv(227, 56%, 54%)
CMYK	cmyk(55.8%, 43.5%, 0%, 45.9%)
CIE-LAB	lab(34.55, 11.98, -35.56)
CIE-LCH	lch(34.55, 37.52, 288.61°)
OKLab	oklab(44.01% -0.0001 -0.101)
OKLCH	oklch(44.01% 0.101 269.9)
XYZ	xyz(9.2348, 8.2752, 25.1505)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E8A #8A793D

analogous

#3D758A #3D4E8A #533D8A

triadic

#3D4E8A #8A3D4E #4E8A3D

tetradic

#3D4E8A #8A3D75 #8A793D #3D8A53

square

#3D4E8A #8A3D75 #8A793D #3D8A53

split-complementary

#3D4E8A #8A533D #758A3D

monochromatic

#171E35 #2A3660 #3D4E8A #5267B2 #7C8CC5

Accessibility & contrast

On white

7.91

#3D4E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3D4E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E8A

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E8A	#FFFFFF	#000000	##FFFFFF
##3D4E8A	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35558C

Deuteranopia (green-blind)

#2C4E89

Tritanopia (blue-blind)

#155B65

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3d4e8a;
/* rgb */ color: rgb(61, 78, 138);
/* oklch */ color: oklch(44.0% 0.101 269.9);

Tailwind

colors: {
  custom: {
    50: '#787fac',
    500: '#3d4e8a',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e8a;
$custom-light: #787fac;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e8a",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 138
  },
  "hsl": {
    "h": 226.753,
    "s": 38.693,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44009,
    "c": 0.10098,
    "h": 269.9
  },
  "luminance": 0.08276
}

Semantic roles & 50–950 ramp

primary

#3D4E8A

secondary

#AFA274

accent

#B559CF

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3D4E8A

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

Preview Lab → · Contrast checker → · Palette generator →