#3E4F8F#3E4F8F

#3E4F8F is a dark, moderate blue. Relative luminance 0.086; OKLCH L 44.6% C 0.107 H 270.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#3E4F8F
RGB	rgb(62, 79, 143)
HSL	hsl(227, 40%, 40%)
HSV	hsv(227, 57%, 56%)
CMYK	cmyk(56.6%, 44.8%, 0%, 43.9%)
CIE-LAB	lab(35.20, 13.28, -37.57)
CIE-LCH	lch(35.20, 39.85, 289.47°)
OKLab	oklab(44.62% 0.0007 -0.1069)
OKLCH	oklch(44.62% 0.107 270.4)
XYZ	xyz(9.7389, 8.5986, 27.1278)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4F8F #8F7E3E

analogous

#3E788F #3E4F8F #553E8F

triadic

#3E4F8F #8F3E4F #4F8F3E

tetradic

#3E4F8F #8F3E78 #8F7E3E #3E8F55

square

#3E4F8F #8F3E78 #8F7E3E #3E8F55

split-complementary

#3E4F8F #8F553E #788F3E

monochromatic

#19203A #2B3764 #3E4F8F #5569B5 #808FC8

Accessibility & contrast

On white

7.72

#3E4F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#3E4F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E4F8F

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4F8F	#FFFFFF	#000000	##FFFFFF
##3E4F8F	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335791

Deuteranopia (green-blind)

#294F8E

Tritanopia (blue-blind)

#105D68

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3e4f8f;
/* rgb */ color: rgb(62, 79, 143);
/* oklch */ color: oklch(44.6% 0.107 270.4);

Tailwind

colors: {
  custom: {
    50: '#7a80b0',
    500: '#3e4f8f',
    950: '#000000',
  },
}

SCSS

$custom: #3e4f8f;
$custom-light: #7a80b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4f8f",
  "rgb": {
    "r": 62,
    "g": 79,
    "b": 143
  },
  "hsl": {
    "h": 227.407,
    "s": 39.512,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44621,
    "c": 0.10686,
    "h": 270.4
  },
  "luminance": 0.08599
}

Semantic roles & 50–950 ramp

primary

#3E4F8F

secondary

#B2A677

accent

#B658CF

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #3E4F8F

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

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