#3D4E8E#3D4E8E

#3D4E8E is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.3% C 0.107 H 270.4°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E8E
RGB	rgb(61, 78, 142)
HSL	hsl(227, 40%, 40%)
HSV	hsv(227, 57%, 56%)
CMYK	cmyk(57%, 45.1%, 0%, 44.3%)
CIE-LAB	lab(34.79, 13.37, -37.62)
CIE-LCH	lch(34.79, 39.93, 289.56°)
OKLab	oklab(44.27% 0.0007 -0.107)
OKLCH	oklch(44.27% 0.107 270.4)
XYZ	xyz(9.5297, 8.3932, 26.7038)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E8E #8E7D3D

analogous

#3D778E #3D4E8E #543D8E

triadic

#3D4E8E #8E3D4E #4E8E3D

tetradic

#3D4E8E #8E3D77 #8E7D3D #3D8E54

square

#3D4E8E #8E3D77 #8E7D3D #3D8E54

split-complementary

#3D4E8E #8E543D #778E3D

monochromatic

#181F38 #2B3663 #3D4E8E #5368B5 #7E8DC8

Accessibility & contrast

On white

7.84

#3D4E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#3D4E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E8E

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E8E	#FFFFFF	#000000	##FFFFFF
##3D4E8E	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325690

Deuteranopia (green-blind)

#284E8D

Tritanopia (blue-blind)

#0E5C67

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3d4e8e;
/* rgb */ color: rgb(61, 78, 142);
/* oklch */ color: oklch(44.3% 0.107 270.4);

Tailwind

colors: {
  custom: {
    50: '#797faf',
    500: '#3d4e8e',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e8e;
$custom-light: #797faf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e8e",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 142
  },
  "hsl": {
    "h": 227.407,
    "s": 39.901,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4427,
    "c": 0.10703,
    "h": 270.4
  },
  "luminance": 0.08394
}

Semantic roles & 50–950 ramp

primary

#3D4E8E

secondary

#B1A575

accent

#B758D0

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3D4E8E

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

Preview Lab → · Contrast checker → · Palette generator →