#3F468E#3F468E

#3F468E is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.7% C 0.118 H 276.0°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3F468E
RGB	rgb(63, 70, 142)
HSL	hsl(235, 39%, 40%)
HSV	hsv(235, 56%, 56%)
CMYK	cmyk(55.6%, 50.7%, 0%, 44.3%)
CIE-LAB	lab(32.68, 19.10, -40.99)
CIE-LCH	lch(32.68, 45.22, 294.98°)
OKLab	oklab(42.7% 0.0124 -0.117)
OKLCH	oklch(42.7% 0.118 276)
XYZ	xyz(9.1210, 7.3895, 26.5316)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F468E #8E873F

analogous

#3F6D8E #3F468E #603F8E

triadic

#3F468E #8E3F46 #468E3F

tetradic

#3F468E #8E3F6D #8E873F #3F8E60

square

#3F468E #8E3F6D #8E873F #3F8E60

split-complementary

#3F468E #8E603F #6D8E3F

monochromatic

#191C39 #2C3164 #3F468E #565EB4 #8187C7

Accessibility & contrast

On white

8.47

#3F468E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3F468E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F468E

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F468E	#FFFFFF	#000000	##FFFFFF
##3F468E	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235091

Deuteranopia (green-blind)

#184A8C

Tritanopia (blue-blind)

#185663

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3f468e;
/* rgb */ color: rgb(63, 70, 142);
/* oklch */ color: oklch(42.7% 0.118 276.0);

Tailwind

colors: {
  custom: {
    50: '#7b79af',
    500: '#3f468e',
    950: '#000000',
  },
}

SCSS

$custom: #3f468e;
$custom-light: #7b79af;
$custom-dark: #000000;

JSON

{
  "hex": "#3f468e",
  "rgb": {
    "r": 63,
    "g": 70,
    "b": 142
  },
  "hsl": {
    "h": 234.684,
    "s": 38.537,
    "l": 40.196
  },
  "oklch": {
    "l": 0.427,
    "c": 0.11762,
    "h": 276
  },
  "luminance": 0.0739
}

Semantic roles & 50–950 ramp

primary

#3F468E

secondary

#B1AC78

accent

#C459CE

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#0A0910

muted

#7C7B7F

Preview Lab

Preview with #3F468E

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

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