#2F229A#2F229A

#2F229A is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.3% C 0.182 H 277.1°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#2F229A
RGB	rgb(47, 34, 154)
HSL	hsl(247, 64%, 37%)
HSV	hsv(247, 78%, 60%)
CMYK	cmyk(69.5%, 77.9%, 0%, 39.6%)
CIE-LAB	lab(23.94, 43.03, -62.65)
CIE-LCH	lch(23.94, 76.01, 304.48°)
OKLab	oklab(36.32% 0.0225 -0.181)
OKLCH	oklch(36.32% 0.182 277.1)
XYZ	xyz(7.5752, 4.0808, 30.9541)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F229A #8D9A22

analogous

#22519A #2F229A #6B229A

triadic

#2F229A #9A2F22 #229A2F

tetradic

#2F229A #9A2251 #8D9A22 #229A6B

square

#2F229A #9A2251 #8D9A22 #229A6B

split-complementary

#2F229A #9A6B22 #519A22

monochromatic

#100C36 #201768 #2F229A #3E2DCC #695BDB

Accessibility & contrast

On white

11.56

#2F229A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2F229A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F229A

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F229A	#FFFFFF	#000000	##FFFFFF
##2F229A	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9D

Deuteranopia (green-blind)

#003498

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f229a;
/* rgb */ color: rgb(47, 34, 154);
/* oklch */ color: oklch(36.3% 0.182 277.1);

Tailwind

colors: {
  custom: {
    50: '#7860b9',
    500: '#2f229a',
    950: '#000000',
  },
}

SCSS

$custom: #2f229a;
$custom-light: #7860b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f229a",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 154
  },
  "hsl": {
    "h": 246.5,
    "s": 63.83,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36315,
    "c": 0.18243,
    "h": 277.1
  },
  "luminance": 0.04081
}

Semantic roles & 50–950 ramp

primary

#2F229A

secondary

#B4BF58

accent

#E741D5

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2F229A

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

Preview Lab → · Contrast checker → · Palette generator →