#3B4E7D#3B4E7D

#3B4E7D is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.1% C 0.082 H 266.3°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#3B4E7D
RGB	rgb(59, 78, 125)
HSL	hsl(223, 36%, 36%)
HSV	hsv(223, 53%, 49%)
CMYK	cmyk(52.8%, 37.6%, 0%, 51%)
CIE-LAB	lab(33.69, 7.02, -28.93)
CIE-LCH	lch(33.69, 29.77, 283.64°)
OKLab	oklab(43.07% -0.0052 -0.0816)
OKLCH	oklch(43.07% 0.082 266.3)
XYZ	xyz(8.2285, 7.8587, 20.4813)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4E7D #7D6A3B

analogous

#3B6F7D #3B4E7D #493B7D

triadic

#3B4E7D #7D3B4E #4E7D3B

tetradic

#3B4E7D #7D3B6F #7D6A3B #3B7D49

square

#3B4E7D #7D3B6F #7D6A3B #3B7D49

split-complementary

#3B4E7D #7D493B #6F7D3B

monochromatic

#141A2A #273453 #3B4E7D #4F68A7 #758ABE

Accessibility & contrast

On white

8.17

#3B4E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3B4E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4E7D

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4E7D	#FFFFFF	#000000	##FFFFFF
##3B4E7D	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C527F

Deuteranopia (green-blind)

#344C7C

Tritanopia (blue-blind)

#1D585F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3b4e7d;
/* rgb */ color: rgb(59, 78, 125);
/* oklch */ color: oklch(43.1% 0.082 266.3);

Tailwind

colors: {
  custom: {
    50: '#757fa3',
    500: '#3b4e7d',
    950: '#000000',
  },
}

SCSS

$custom: #3b4e7d;
$custom-light: #757fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4e7d",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 125
  },
  "hsl": {
    "h": 222.727,
    "s": 35.87,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43071,
    "c": 0.08181,
    "h": 266.3
  },
  "luminance": 0.07859
}

Semantic roles & 50–950 ramp

primary

#3B4E7D

secondary

#A7966C

accent

#AC5CCC

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #3B4E7D

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

Preview Lab → · Contrast checker → · Palette generator →