#2F33C7#2F33C7

#2F33C7 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.4% C 0.221 H 271.4°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F33C7
RGB	rgb(47, 51, 199)
HSL	hsl(238, 62%, 48%)
HSV	hsv(238, 76%, 78%)
CMYK	cmyk(76.4%, 74.4%, 0%, 22%)
CIE-LAB	lab(32.02, 48.38, -76.22)
CIE-LCH	lch(32.02, 90.28, 302.40°)
OKLab	oklab(43.45% 0.0054 -0.2207)
OKLCH	oklch(43.45% 0.221 271.4)
XYZ	xyz(12.6614, 7.0941, 54.7238)
Luminance	0.0710 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 4.32

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F33C7 #C7C32F

analogous

#2F7FC7 #2F33C7 #772FC7

triadic

#2F33C7 #C72F33 #33C72F

tetradic

#2F33C7 #C72F7F #C7C32F #2FC777

square

#2F33C7 #C72F7F #C7C32F #2FC777

split-complementary

#2F33C7 #C7772F #7FC72F

monochromatic

#181A64 #232695 #2F33C7 #5B5ED8 #8C8FE4

Accessibility & contrast

On white

8.68

#2F33C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2F33C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F33C7

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F33C7	#FFFFFF	#000000	##FFFFFF
##2F33C7	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CB

Deuteranopia (green-blind)

#0044C4

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f33c7;
/* rgb */ color: rgb(47, 51, 199);
/* oklch */ color: oklch(43.4% 0.221 271.4);

Tailwind

colors: {
  custom: {
    50: '#816cd9',
    500: '#2f33c7',
    950: '#000000',
  },
}

SCSS

$custom: #2f33c7;
$custom-light: #816cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f33c7",
  "rgb": {
    "r": 47,
    "g": 51,
    "b": 199
  },
  "hsl": {
    "h": 238.421,
    "s": 61.789,
    "l": 48.235
  },
  "oklch": {
    "l": 0.43445,
    "c": 0.22074,
    "h": 271.4
  },
  "luminance": 0.07096
}

Semantic roles & 50–950 ramp

primary

#2F33C7

secondary

#CECC84

accent

#E143E5

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2F33C7

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

Preview Lab → · Contrast checker → · Palette generator →