#2F2B99#2F2B99

#2F2B99 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.172 H 275.8°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F2B99
RGB	rgb(47, 43, 153)
HSL	hsl(242, 56%, 38%)
HSV	hsv(242, 72%, 60%)
CMYK	cmyk(69.3%, 71.9%, 0%, 40%)
CIE-LAB	lab(25.66, 37.57, -59.20)
CIE-LCH	lch(25.66, 70.12, 302.40°)
OKLab	oklab(37.5% 0.0173 -0.171)
OKLCH	oklch(37.5% 0.172 275.8)
XYZ	xyz(7.7840, 4.6313, 30.6145)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2B99 #95992B

analogous

#2B5E99 #2F2B99 #662B99

triadic

#2F2B99 #992F2B #2B992F

tetradic

#2F2B99 #992B5E #95992B #2B9966

square

#2F2B99 #992B5E #95992B #2B9966

split-complementary

#2F2B99 #99662B #5E992B

monochromatic

#121039 #201E69 #2F2B99 #3F3AC8 #6D69D5

Accessibility & contrast

On white

10.90

#2F2B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F2B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2B99

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2B99	#FFFFFF	#000000	##FFFFFF
##2F2B99	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429C

Deuteranopia (green-blind)

#003897

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f2b99;
/* rgb */ color: rgb(47, 43, 153);
/* oklch */ color: oklch(37.5% 0.172 275.8);

Tailwind

colors: {
  custom: {
    50: '#7765b8',
    500: '#2f2b99',
    950: '#000000',
  },
}

SCSS

$custom: #2f2b99;
$custom-light: #7765b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2b99",
  "rgb": {
    "r": 47,
    "g": 43,
    "b": 153
  },
  "hsl": {
    "h": 242.182,
    "s": 56.122,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37503,
    "c": 0.17193,
    "h": 275.8
  },
  "luminance": 0.04632
}

Semantic roles & 50–950 ramp

primary

#2F2B99

secondary

#B8BC64

accent

#DF48DA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #2F2B99

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

Preview Lab → · Contrast checker → · Palette generator →