#3E4E8F#3E4E8F

#3E4E8F is a dark, moderate blue. Relative luminance 0.085; OKLCH L 44.4% C 0.108 H 271.0°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3E4E8F
RGB	rgb(62, 78, 143)
HSL	hsl(228, 40%, 40%)
HSV	hsv(228, 57%, 56%)
CMYK	cmyk(56.6%, 45.5%, 0%, 43.9%)
CIE-LAB	lab(34.91, 13.94, -38.03)
CIE-LCH	lch(34.91, 40.50, 290.13°)
OKLab	oklab(44.4% 0.0019 -0.1082)
OKLCH	oklch(44.4% 0.108 271)
XYZ	xyz(9.6673, 8.4554, 27.1039)
Luminance	0.0846 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E4E8F #8F7F3E

analogous

#3E768F #3E4E8F #563E8F

triadic

#3E4E8F #8F3E4E #4E8F3E

tetradic

#3E4E8F #8F3E76 #8F7F3E #3E8F56

square

#3E4E8F #8F3E76 #8F7F3E #3E8F56

split-complementary

#3E4E8F #8F563E #768F3E

monochromatic

#191F3A #2B3764 #3E4E8F #5568B5 #808EC8

Accessibility & contrast

On white

7.80

#3E4E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3E4E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E4E8F

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E4E8F	#FFFFFF	#000000	##FFFFFF
##3E4E8F	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315691

Deuteranopia (green-blind)

#274F8E

Tritanopia (blue-blind)

#115C67

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3e4e8f;
/* rgb */ color: rgb(62, 78, 143);
/* oklch */ color: oklch(44.4% 0.108 271.0);

Tailwind

colors: {
  custom: {
    50: '#7a7fb0',
    500: '#3e4e8f',
    950: '#000000',
  },
}

SCSS

$custom: #3e4e8f;
$custom-light: #7a7fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e4e8f",
  "rgb": {
    "r": 62,
    "g": 78,
    "b": 143
  },
  "hsl": {
    "h": 228.148,
    "s": 39.512,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44402,
    "c": 0.10822,
    "h": 271
  },
  "luminance": 0.08456
}

Semantic roles & 50–950 ramp

primary

#3E4E8F

secondary

#B2A677

accent

#B858CF

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #3E4E8F

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

Preview Lab → · Contrast checker → · Palette generator →