#3D4C8D#3D4C8D

#3D4C8D is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.8% C 0.108 H 271.5°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3D4C8D
RGB	rgb(61, 76, 141)
HSL	hsl(229, 40%, 40%)
HSV	hsv(229, 57%, 55%)
CMYK	cmyk(56.7%, 46.1%, 0%, 44.7%)
CIE-LAB	lab(34.16, 14.34, -38.02)
CIE-LCH	lch(34.16, 40.63, 290.66°)
OKLab	oklab(43.77% 0.0029 -0.1082)
OKLCH	oklch(43.77% 0.108 271.5)
XYZ	xyz(9.3151, 8.0834, 26.2635)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4C8D #8D7E3D

analogous

#3D748D #3D4C8D #563D8D

triadic

#3D4C8D #8D3D4C #4C8D3D

tetradic

#3D4C8D #8D3D74 #8D7E3D #3D8D56

square

#3D4C8D #8D3D74 #8D7E3D #3D8D56

split-complementary

#3D4C8D #8D563D #748D3D

monochromatic

#181E38 #2B3562 #3D4C8D #5365B4 #7D8BC7

Accessibility & contrast

On white

8.03

#3D4C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3D4C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4C8D

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4C8D	#FFFFFF	#000000	##FFFFFF
##3D4C8D	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F548F

Deuteranopia (green-blind)

#254D8C

Tritanopia (blue-blind)

#115A65

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3d4c8d;
/* rgb */ color: rgb(61, 76, 141);
/* oklch */ color: oklch(43.8% 0.108 271.5);

Tailwind

colors: {
  custom: {
    50: '#797daf',
    500: '#3d4c8d',
    950: '#000000',
  },
}

SCSS

$custom: #3d4c8d;
$custom-light: #797daf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4c8d",
  "rgb": {
    "r": 61,
    "g": 76,
    "b": 141
  },
  "hsl": {
    "h": 228.75,
    "s": 39.604,
    "l": 39.608
  },
  "oklch": {
    "l": 0.43766,
    "c": 0.10827,
    "h": 271.5
  },
  "luminance": 0.08084
}

Semantic roles & 50–950 ramp

primary

#3D4C8D

secondary

#B1A675

accent

#B958CF

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3D4C8D

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

Preview Lab → · Contrast checker → · Palette generator →