#2F3983#2F3983

#2F3983 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.0% C 0.124 H 273.2°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#2F3983
RGB	rgb(47, 57, 131)
HSL	hsl(233, 47%, 35%)
HSV	hsv(233, 64%, 51%)
CMYK	cmyk(64.1%, 56.5%, 0%, 48.6%)
CIE-LAB	lab(27.21, 20.61, -43.06)
CIE-LCH	lch(27.21, 47.74, 295.58°)
OKLab	oklab(38.05% 0.007 -0.1236)
OKLCH	oklch(38.05% 0.124 273.2)
XYZ	xyz(6.7308, 5.1687, 22.1113)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3983 #83792F

analogous

#2F6383 #2F3983 #4F2F83

triadic

#2F3983 #832F39 #39832F

tetradic

#2F3983 #832F63 #83792F #2F834F

square

#2F3983 #832F63 #83792F #2F834F

split-complementary

#2F3983 #834F2F #63832F

monochromatic

#0F1229 #1F2556 #2F3983 #3F4DB0 #6571C8

Accessibility & contrast

On white

10.33

#2F3983 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2F3983 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3983

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3983	#FFFFFF	#000000	##FFFFFF
##2F3983	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#034486

Deuteranopia (green-blind)

#003D81

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f3983;
/* rgb */ color: rgb(47, 57, 131);
/* oklch */ color: oklch(38.0% 0.124 273.2);

Tailwind

colors: {
  custom: {
    50: '#716fa8',
    500: '#2f3983',
    950: '#000000',
  },
}

SCSS

$custom: #2f3983;
$custom-light: #716fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3983",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 131
  },
  "hsl": {
    "h": 232.857,
    "s": 47.191,
    "l": 34.902
  },
  "oklch": {
    "l": 0.38049,
    "c": 0.1238,
    "h": 273.2
  },
  "luminance": 0.05169
}

Semantic roles & 50–950 ramp

primary

#2F3983

secondary

#AFA55F

accent

#C751D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2F3983

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

Preview Lab → · Contrast checker → · Palette generator →