#2F3E87#2F3E87

#2F3E87 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.4% C 0.123 H 271.0°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E87
RGB	rgb(47, 62, 135)
HSL	hsl(230, 48%, 36%)
HSV	hsv(230, 65%, 53%)
CMYK	cmyk(65.2%, 54.1%, 0%, 47.1%)
CIE-LAB	lab(28.90, 18.69, -42.82)
CIE-LCH	lch(28.90, 46.72, 293.58°)
OKLab	oklab(39.41% 0.0021 -0.1228)
OKLCH	oklch(39.41% 0.123 271)
XYZ	xyz(7.2666, 5.7982, 23.6532)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E87 #87782F

analogous

#2F6A87 #2F3E87 #4C2F87

triadic

#2F3E87 #872F3E #3E872F

tetradic

#2F3E87 #872F6A #87782F #2F874C

square

#2F3E87 #872F6A #87782F #2F874C

split-complementary

#2F3E87 #874C2F #6A872F

monochromatic

#0F142C #1F295A #2F3E87 #3F53B4 #6677CA

Accessibility & contrast

On white

9.72

#2F3E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2F3E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E87

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E87	#FFFFFF	#000000	##FFFFFF
##2F3E87	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11488A

Deuteranopia (green-blind)

#004086

Tritanopia (blue-blind)

#004F5C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f3e87;
/* rgb */ color: rgb(47, 62, 135);
/* oklch */ color: oklch(39.4% 0.123 271.0);

Tailwind

colors: {
  custom: {
    50: '#7173aa',
    500: '#2f3e87',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e87;
$custom-light: #7173aa;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e87",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 135
  },
  "hsl": {
    "h": 229.773,
    "s": 48.352,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39411,
    "c": 0.12286,
    "h": 271
  },
  "luminance": 0.05799
}

Semantic roles & 50–950 ramp

primary

#2F3E87

secondary

#B1A361

accent

#C150D8

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2F3E87

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

Preview Lab → · Contrast checker → · Palette generator →