#3F4F95#3F4F95

#3F4F95 is a mid, moderate blue. Relative luminance 0.088; OKLCH L 45.1% C 0.116 H 271.4°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#3F4F95
RGB	rgb(63, 79, 149)
HSL	hsl(229, 41%, 42%)
HSV	hsv(229, 58%, 58%)
CMYK	cmyk(57.7%, 47%, 0%, 41.6%)
CIE-LAB	lab(35.63, 15.59, -40.53)
CIE-LCH	lch(35.63, 43.42, 291.04°)
OKLab	oklab(45.09% 0.0028 -0.1155)
OKLCH	oklch(45.09% 0.116 271.4)
XYZ	xyz(10.2689, 8.8179, 29.5888)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4F95 #95853F

analogous

#3F7A95 #3F4F95 #5A3F95

triadic

#3F4F95 #953F4F #4F953F

tetradic

#3F4F95 #953F7A #95853F #3F955A

square

#3F4F95 #953F7A #95853F #3F955A

split-complementary

#3F4F95 #955A3F #7A953F

monochromatic

#1B213F #2D386A #3F4F95 #596AB9 #8491CB

Accessibility & contrast

On white

7.60

#3F4F95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3F4F95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4F95

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4F95	#FFFFFF	#000000	##FFFFFF
##3F4F95	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5898

Deuteranopia (green-blind)

#235094

Tritanopia (blue-blind)

#095F6B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3f4f95;
/* rgb */ color: rgb(63, 79, 149);
/* oklch */ color: oklch(45.1% 0.116 271.4);

Tailwind

colors: {
  custom: {
    50: '#7b80b4',
    500: '#3f4f95',
    950: '#000000',
  },
}

SCSS

$custom: #3f4f95;
$custom-light: #7b80b4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4f95",
  "rgb": {
    "r": 63,
    "g": 79,
    "b": 149
  },
  "hsl": {
    "h": 228.837,
    "s": 40.566,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45086,
    "c": 0.11553,
    "h": 271.4
  },
  "luminance": 0.08819
}

Semantic roles & 50–950 ramp

primary

#3F4F95

secondary

#B5AA7B

accent

#BA57D0

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3F4F95

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

Preview Lab → · Contrast checker → · Palette generator →