#2F239C#2F239C

#2F239C is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.7% C 0.184 H 276.7°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F239C
RGB	rgb(47, 35, 156)
HSL	hsl(246, 63%, 37%)
HSV	hsv(246, 78%, 61%)
CMYK	cmyk(69.9%, 77.6%, 0%, 38.8%)
CIE-LAB	lab(24.34, 43.14, -63.21)
CIE-LCH	lch(24.34, 76.53, 304.31°)
OKLab	oklab(36.66% 0.0215 -0.1827)
OKLCH	oklch(36.66% 0.184 276.7)
XYZ	xyz(7.7721, 4.2060, 31.8483)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F239C #909C23

analogous

#23549C #2F239C #6B239C

triadic

#2F239C #9C2F23 #239C2F

tetradic

#2F239C #9C2354 #909C23 #239C6B

square

#2F239C #9C2354 #909C23 #239C6B

split-complementary

#2F239C #9C6B23 #549C23

monochromatic

#110D38 #20186A #2F239C #3E2ECE #6B5EDB

Accessibility & contrast

On white

11.40

#2F239C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2F239C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F239C

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F239C	#FFFFFF	#000000	##FFFFFF
##2F239C	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9F

Deuteranopia (green-blind)

#00359A

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f239c;
/* rgb */ color: rgb(47, 35, 156);
/* oklch */ color: oklch(36.7% 0.184 276.7);

Tailwind

colors: {
  custom: {
    50: '#7861ba',
    500: '#2f239c',
    950: '#000000',
  },
}

SCSS

$custom: #2f239c;
$custom-light: #7861ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f239c",
  "rgb": {
    "r": 47,
    "g": 35,
    "b": 156
  },
  "hsl": {
    "h": 245.95,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36663,
    "c": 0.18394,
    "h": 276.7
  },
  "luminance": 0.04207
}

Semantic roles & 50–950 ramp

primary

#2F239C

secondary

#B6C05B

accent

#E641D6

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2F239C

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

Preview Lab → · Contrast checker → · Palette generator →