#2F219B#2F219B

#2F219B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.3% C 0.185 H 277.1°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#2F219B
RGB	rgb(47, 33, 155)
HSL	hsl(247, 65%, 37%)
HSV	hsv(247, 79%, 61%)
CMYK	cmyk(69.7%, 78.7%, 0%, 39.2%)
CIE-LAB	lab(23.86, 43.88, -63.39)
CIE-LCH	lch(23.86, 77.09, 304.69°)
OKLab	oklab(36.29% 0.0228 -0.1832)
OKLCH	oklch(36.29% 0.185 277.1)
XYZ	xyz(7.6306, 4.0579, 31.3851)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F219B #8D9B21

analogous

#21509B #2F219B #6C219B

triadic

#2F219B #9B2F21 #219B2F

tetradic

#2F219B #9B2150 #8D9B21 #219B6C

square

#2F219B #9B2150 #8D9B21 #219B6C

split-complementary

#2F219B #9B6C21 #509B21

monochromatic

#100C36 #201669 #2F219B #3E2CCD #695ADC

Accessibility & contrast

On white

11.59

#2F219B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2F219B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F219B

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F219B	#FFFFFF	#000000	##FFFFFF
##2F219B	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9E

Deuteranopia (green-blind)

#003499

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f219b;
/* rgb */ color: rgb(47, 33, 155);
/* oklch */ color: oklch(36.3% 0.185 277.1);

Tailwind

colors: {
  custom: {
    50: '#785fba',
    500: '#2f219b',
    950: '#000000',
  },
}

SCSS

$custom: #2f219b;
$custom-light: #785fba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f219b",
  "rgb": {
    "r": 47,
    "g": 33,
    "b": 155
  },
  "hsl": {
    "h": 246.885,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36294,
    "c": 0.18459,
    "h": 277.1
  },
  "luminance": 0.04059
}

Semantic roles & 50–950 ramp

primary

#2F219B

secondary

#B4C058

accent

#E840D5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2F219B

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

Preview Lab → · Contrast checker → · Palette generator →