#3B4E8F#3B4E8F

#3B4E8F is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.2% C 0.109 H 269.3°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B4E8F
RGB	rgb(59, 78, 143)
HSL	hsl(226, 42%, 40%)
HSV	hsv(226, 59%, 56%)
CMYK	cmyk(58.7%, 45.5%, 0%, 43.9%)
CIE-LAB	lab(34.72, 13.28, -38.34)
CIE-LCH	lch(34.72, 40.58, 289.10°)
OKLab	oklab(44.21% -0.0013 -0.1092)
OKLCH	oklch(44.21% 0.109 269.3)
XYZ	xyz(9.4843, 8.3610, 27.0953)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4E8F #8F7C3B

analogous

#3B788F #3B4E8F #523B8F

triadic

#3B4E8F #8F3B4E #4E8F3B

tetradic

#3B4E8F #8F3B78 #8F7C3B #3B8F52

square

#3B4E8F #8F3B78 #8F7C3B #3B8F52

split-complementary

#3B4E8F #8F523B #788F3B

monochromatic

#171F38 #293664 #3B4E8F #5067B7 #7C8DC9

Accessibility & contrast

On white

7.86

#3B4E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3B4E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4E8F

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4E8F	#FFFFFF	#000000	##FFFFFF
##3B4E8F	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315691

Deuteranopia (green-blind)

#264E8E

Tritanopia (blue-blind)

#005C67

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b4e8f;
/* rgb */ color: rgb(59, 78, 143);
/* oklch */ color: oklch(44.2% 0.109 269.3);

Tailwind

colors: {
  custom: {
    50: '#787fb0',
    500: '#3b4e8f',
    950: '#000000',
  },
}

SCSS

$custom: #3b4e8f;
$custom-light: #787fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4e8f",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 143
  },
  "hsl": {
    "h": 226.429,
    "s": 41.584,
    "l": 39.608
  },
  "oklch": {
    "l": 0.44206,
    "c": 0.1092,
    "h": 269.3
  },
  "luminance": 0.08362
}

Semantic roles & 50–950 ramp

primary

#3B4E8F

secondary

#B2A473

accent

#B656D1

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3B4E8F

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

Preview Lab → · Contrast checker → · Palette generator →