#2F229B#2F229B

#2F229B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.4% C 0.184 H 277.0°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#2F229B
RGB	rgb(47, 34, 155)
HSL	hsl(246, 64%, 37%)
HSV	hsv(246, 78%, 61%)
CMYK	cmyk(69.7%, 78.1%, 0%, 39.2%)
CIE-LAB	lab(24.05, 43.35, -63.08)
CIE-LCH	lch(24.05, 76.54, 304.50°)
OKLab	oklab(36.42% 0.0222 -0.1823)
OKLCH	oklch(36.42% 0.184 277)
XYZ	xyz(7.6588, 4.1143, 31.3945)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F229B #8E9B22

analogous

#22529B #2F229B #6B229B

triadic

#2F229B #9B2F22 #229B2F

tetradic

#2F229B #9B2252 #8E9B22 #229B6B

square

#2F229B #9B2252 #8E9B22 #229B6B

split-complementary

#2F229B #9B6B22 #529B22

monochromatic

#110C37 #201769 #2F229B #3E2DCD #6A5CDB

Accessibility & contrast

On white

11.52

#2F229B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2F229B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F229B

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F229B	#FFFFFF	#000000	##FFFFFF
##2F229B	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9E

Deuteranopia (green-blind)

#003499

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f229b;
/* rgb */ color: rgb(47, 34, 155);
/* oklch */ color: oklch(36.4% 0.184 277.0);

Tailwind

colors: {
  custom: {
    50: '#7860ba',
    500: '#2f229b',
    950: '#000000',
  },
}

SCSS

$custom: #2f229b;
$custom-light: #7860ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f229b",
  "rgb": {
    "r": 47,
    "g": 34,
    "b": 155
  },
  "hsl": {
    "h": 246.446,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36423,
    "c": 0.18365,
    "h": 277
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary

#2F229B

secondary

#B5C059

accent

#E741D5

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2F229B

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

Preview Lab → · Contrast checker → · Palette generator →