#3D4C8A#3D4C8A

#3D4C8A is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.6% C 0.104 H 271.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3D4C8A
RGB	rgb(61, 76, 138)
HSL	hsl(228, 39%, 39%)
HSV	hsv(228, 56%, 54%)
CMYK	cmyk(55.8%, 44.9%, 0%, 45.9%)
CIE-LAB	lab(33.97, 13.29, -36.48)
CIE-LCH	lch(33.97, 38.82, 290.02°)
OKLab	oklab(43.57% 0.0023 -0.1037)
OKLCH	oklch(43.57% 0.104 271.3)
XYZ	xyz(9.0949, 7.9953, 25.1038)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4C8A #8A7B3D

analogous

#3D738A #3D4C8A #553D8A

triadic

#3D4C8A #8A3D4C #4C8A3D

tetradic

#3D4C8A #8A3D73 #8A7B3D #3D8A55

square

#3D4C8A #8A3D73 #8A7B3D #3D8A55

split-complementary

#3D4C8A #8A553D #738A3D

monochromatic

#171D35 #2A3560 #3D4C8A #5265B2 #7C8AC5

Accessibility & contrast

On white

8.08

#3D4C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3D4C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4C8A

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4C8A	#FFFFFF	#000000	##FFFFFF
##3D4C8A	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31538C

Deuteranopia (green-blind)

#284D89

Tritanopia (blue-blind)

#155A64

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3d4c8a;
/* rgb */ color: rgb(61, 76, 138);
/* oklch */ color: oklch(43.6% 0.104 271.3);

Tailwind

colors: {
  custom: {
    50: '#797dac',
    500: '#3d4c8a',
    950: '#000000',
  },
}

SCSS

$custom: #3d4c8a;
$custom-light: #797dac;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4c8a",
  "rgb": {
    "r": 61,
    "g": 76,
    "b": 138
  },
  "hsl": {
    "h": 228.312,
    "s": 38.693,
    "l": 39.02
  },
  "oklch": {
    "l": 0.43567,
    "c": 0.10372,
    "h": 271.3
  },
  "luminance": 0.07996
}

Semantic roles & 50–950 ramp

primary

#3D4C8A

secondary

#AFA474

accent

#B859CF

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3D4C8A

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

Preview Lab → · Contrast checker → · Palette generator →