#3B4E8A#3B4E8A

#3B4E8A is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.9% C 0.102 H 268.7°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3B4E8A
RGB	rgb(59, 78, 138)
HSL	hsl(226, 40%, 39%)
HSV	hsv(226, 57%, 54%)
CMYK	cmyk(57.2%, 43.5%, 0%, 45.9%)
CIE-LAB	lab(34.42, 11.52, -35.77)
CIE-LCH	lch(34.42, 37.58, 287.85°)
OKLab	oklab(43.88% -0.0023 -0.1016)
OKLCH	oklch(43.88% 0.102 268.7)
XYZ	xyz(9.1139, 8.2129, 25.1448)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4E8A #8A773B

analogous

#3B758A #3B4E8A #4F3B8A

triadic

#3B4E8A #8A3B4E #4E8A3B

tetradic

#3B4E8A #8A3B75 #8A773B #3B8A4F

square

#3B4E8A #8A3B75 #8A773B #3B8A4F

split-complementary

#3B4E8A #8A4F3B #758A3B

monochromatic

#161E34 #29365F #3B4E8A #4F67B4 #798CC6

Accessibility & contrast

On white

7.95

#3B4E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3B4E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4E8A

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4E8A	#FFFFFF	#000000	##FFFFFF
##3B4E8A	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34558C

Deuteranopia (green-blind)

#2B4E89

Tritanopia (blue-blind)

#0C5B65

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3b4e8a;
/* rgb */ color: rgb(59, 78, 138);
/* oklch */ color: oklch(43.9% 0.102 268.7);

Tailwind

colors: {
  custom: {
    50: '#777fac',
    500: '#3b4e8a',
    950: '#000000',
  },
}

SCSS

$custom: #3b4e8a;
$custom-light: #777fac;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4e8a",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 138
  },
  "hsl": {
    "h": 225.57,
    "s": 40.102,
    "l": 38.627
  },
  "oklch": {
    "l": 0.43878,
    "c": 0.10167,
    "h": 268.7
  },
  "luminance": 0.08214
}

Semantic roles & 50–950 ramp

primary

#3B4E8A

secondary

#AFA171

accent

#B358D0

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3B4E8A

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

Preview Lab → · Contrast checker → · Palette generator →