#2F33AF#2F33AF

#2F33AF is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.0% C 0.191 H 272.7°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F33AF
RGB	rgb(47, 51, 175)
HSL	hsl(238, 58%, 44%)
HSV	hsv(238, 73%, 69%)
CMYK	cmyk(73.1%, 70.9%, 0%, 31.4%)
CIE-LAB	lab(29.58, 40.30, -66.06)
CIE-LCH	lch(29.58, 77.38, 301.39°)
OKLab	oklab(40.97% 0.0092 -0.1911)
OKLCH	oklch(40.97% 0.191 272.7)
XYZ	xyz(10.0914, 6.0661, 41.1882)
Luminance	0.0607 (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

#2F33AF #AFAB2F

analogous

#2F73AF #2F33AF #6B2FAF

triadic

#2F33AF #AF2F33 #33AF2F

tetradic

#2F33AF #AF2F73 #AFAB2F #2FAF6B

square

#2F33AF #AF2F73 #AFAB2F #2FAF6B

split-complementary

#2F33AF #AF6B2F #73AF2F

monochromatic

#15174F #22257F #2F33AF #4C50CF #7C7FDC

Accessibility & contrast

On white

9.49

#2F33AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2F33AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F33AF

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F33AF	#FFFFFF	#000000	##FFFFFF
##2F33AF	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB3

Deuteranopia (green-blind)

#0040AD

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f33af;
/* rgb */ color: rgb(47, 51, 175);
/* oklch */ color: oklch(41.0% 0.191 272.7);

Tailwind

colors: {
  custom: {
    50: '#7b6bc8',
    500: '#2f33af',
    950: '#000000',
  },
}

SCSS

$custom: #2f33af;
$custom-light: #7b6bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f33af",
  "rgb": {
    "r": 47,
    "g": 51,
    "b": 175
  },
  "hsl": {
    "h": 238.125,
    "s": 57.658,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40973,
    "c": 0.19131,
    "h": 272.7
  },
  "luminance": 0.06067
}

Semantic roles & 50–950 ramp

primary

#2F33AF

secondary

#C4C275

accent

#DC47E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F33AF

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

Preview Lab → · Contrast checker → · Palette generator →