#2F3D84#2F3D84

#2F3D84 is a dark, moderate blue. Relative luminance 0.056; OKLCH L 39.0% C 0.120 H 271.4°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D84
RGB	rgb(47, 61, 132)
HSL	hsl(230, 47%, 35%)
HSV	hsv(230, 64%, 52%)
CMYK	cmyk(64.4%, 53.8%, 0%, 48.2%)
CIE-LAB	lab(28.40, 18.25, -41.76)
CIE-LCH	lch(28.40, 45.57, 293.61°)
OKLab	oklab(38.97% 0.0029 -0.1197)
OKLCH	oklch(38.97% 0.12 271.4)
XYZ	xyz(7.0045, 5.6072, 22.5385)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D84 #84762F

analogous

#2F6784 #2F3D84 #4C2F84

triadic

#2F3D84 #842F3D #3D842F

tetradic

#2F3D84 #842F67 #84762F #2F844C

square

#2F3D84 #842F67 #84762F #2F844C

split-complementary

#2F3D84 #844C2F #67842F

monochromatic

#0F132A #1F2857 #2F3D84 #3F52B1 #6575C8

Accessibility & contrast

On white

9.90

#2F3D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2F3D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D84

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D84	#FFFFFF	#000000	##FFFFFF
##2F3D84	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124787

Deuteranopia (green-blind)

#003F83

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f3d84;
/* rgb */ color: rgb(47, 61, 132);
/* oklch */ color: oklch(39.0% 0.120 271.4);

Tailwind

colors: {
  custom: {
    50: '#7172a8',
    500: '#2f3d84',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d84;
$custom-light: #7172a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d84",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 132
  },
  "hsl": {
    "h": 230.118,
    "s": 47.486,
    "l": 35.098
  },
  "oklch": {
    "l": 0.38966,
    "c": 0.11977,
    "h": 271.4
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#2F3D84

secondary

#AFA260

accent

#C151D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2F3D84

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

Preview Lab → · Contrast checker → · Palette generator →