#3B4E90#3B4E90

#3B4E90 is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.3% C 0.111 H 269.4°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#3B4E90
RGB	rgb(59, 78, 144)
HSL	hsl(227, 42%, 40%)
HSV	hsv(227, 59%, 56%)
CMYK	cmyk(59%, 45.8%, 0%, 43.5%)
CIE-LAB	lab(34.79, 13.63, -38.85)
CIE-LCH	lch(34.79, 41.18, 289.33°)
OKLab	oklab(44.27% -0.0012 -0.1107)
OKLCH	oklch(44.27% 0.111 269.4)
XYZ	xyz(9.5604, 8.3915, 27.4961)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4E90 #907D3B

analogous

#3B7990 #3B4E90 #523B90

triadic

#3B4E90 #903B4E #4E903B

tetradic

#3B4E90 #903B79 #907D3B #3B9052

square

#3B4E90 #903B79 #907D3B #3B9052

split-complementary

#3B4E90 #90523B #79903B

monochromatic

#171F39 #293665 #3B4E90 #5168B8 #7C8DC9

Accessibility & contrast

On white

7.84

#3B4E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#3B4E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4E90

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4E90	#FFFFFF	#000000	##FFFFFF
##3B4E90	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)

#305692

Deuteranopia (green-blind)

#244E8F

Tritanopia (blue-blind)

#005D68

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b4e90;
/* rgb */ color: rgb(59, 78, 144);
/* oklch */ color: oklch(44.3% 0.111 269.4);

Tailwind

colors: {
  custom: {
    50: '#787fb1',
    500: '#3b4e90',
    950: '#000000',
  },
}

SCSS

$custom: #3b4e90;
$custom-light: #787fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4e90",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 144
  },
  "hsl": {
    "h": 226.588,
    "s": 41.872,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44273,
    "c": 0.1107,
    "h": 269.4
  },
  "luminance": 0.08392
}

Semantic roles & 50–950 ramp

primary

#3B4E90

secondary

#B3A574

accent

#B656D2

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #3B4E90

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

Preview Lab → · Contrast checker → · Palette generator →