#2F3390#2F3390

#2F3390 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.0% C 0.150 H 274.7°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#2F3390
RGB	rgb(47, 51, 144)
HSL	hsl(238, 51%, 37%)
HSV	hsv(238, 67%, 56%)
CMYK	cmyk(67.4%, 64.6%, 0%, 43.5%)
CIE-LAB	lab(26.69, 29.37, -51.97)
CIE-LCH	lch(26.69, 59.70, 299.48°)
OKLab	oklab(38% 0.0124 -0.1499)
OKLCH	oklch(38% 0.15 274.7)
XYZ	xyz(7.3885, 4.9850, 26.9530)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3390 #908C2F

analogous

#2F6390 #2F3390 #5C2F90

triadic

#2F3390 #902F33 #33902F

tetradic

#2F3390 #902F63 #908C2F #2F905C

square

#2F3390 #902F63 #908C2F #2F905C

split-complementary

#2F3390 #905C2F #63902F

monochromatic

#111234 #202362 #2F3390 #3E43BE #6B6FCF

Accessibility & contrast

On white

10.51

#2F3390 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2F3390 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3390

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3390	#FFFFFF	#000000	##FFFFFF
##2F3390	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004393

Deuteranopia (green-blind)

#003B8E

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2f3390;
/* rgb */ color: rgb(47, 51, 144);
/* oklch */ color: oklch(38.0% 0.150 274.7);

Tailwind

colors: {
  custom: {
    50: '#746bb1',
    500: '#2f3390',
    950: '#000000',
  },
}

SCSS

$custom: #2f3390;
$custom-light: #746bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3390",
  "rgb": {
    "r": 47,
    "g": 51,
    "b": 144
  },
  "hsl": {
    "h": 237.526,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37996,
    "c": 0.15038,
    "h": 274.7
  },
  "luminance": 0.04986
}

Semantic roles & 50–950 ramp

primary

#2F3390

secondary

#B6B265

accent

#D44EDA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2F3390

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

Preview Lab → · Contrast checker → · Palette generator →