#2F33BD#2F33BD

#2F33BD is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.4% C 0.209 H 271.9°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#2F33BD
RGB	rgb(47, 51, 189)
HSL	hsl(238, 60%, 46%)
HSV	hsv(238, 75%, 74%)
CMYK	cmyk(75.1%, 73%, 0%, 25.9%)
CIE-LAB	lab(30.98, 45.05, -72.06)
CIE-LCH	lch(30.98, 84.98, 302.02°)
OKLab	oklab(42.4% 0.0071 -0.2086)
OKLCH	oklch(42.4% 0.209 271.9)
XYZ	xyz(11.5383, 6.6449, 48.8087)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F33BD #BDB92F

analogous

#2F7ABD #2F33BD #722FBD

triadic

#2F33BD #BD2F33 #33BD2F

tetradic

#2F33BD #BD2F7A #BDB92F #2FBD72

square

#2F33BD #BD2F7A #BDB92F #2FBD72

split-complementary

#2F33BD #BD722F #7ABD2F

monochromatic

#17195B #23268C #2F33BD #5558D5 #8688E1

Accessibility & contrast

On white

9.02

#2F33BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2F33BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F33BD

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F33BD	#FFFFFF	#000000	##FFFFFF
##2F33BD	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C1

Deuteranopia (green-blind)

#0042BB

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f33bd;
/* rgb */ color: rgb(47, 51, 189);
/* oklch */ color: oklch(42.4% 0.209 271.9);

Tailwind

colors: {
  custom: {
    50: '#7e6cd2',
    500: '#2f33bd',
    950: '#000000',
  },
}

SCSS

$custom: #2f33bd;
$custom-light: #7e6cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f33bd",
  "rgb": {
    "r": 47,
    "g": 51,
    "b": 189
  },
  "hsl": {
    "h": 238.31,
    "s": 60.169,
    "l": 46.275
  },
  "oklch": {
    "l": 0.424,
    "c": 0.20868,
    "h": 271.9
  },
  "luminance": 0.06646
}

Semantic roles & 50–950 ramp

primary

#2F33BD

secondary

#CAC87E

accent

#DF44E3

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #2F33BD

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

Preview Lab → · Contrast checker → · Palette generator →