#2F2DB1#2F2DB1

#2F2DB1 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.3% C 0.200 H 273.4°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#2F2DB1
RGB	rgb(47, 45, 177)
HSL	hsl(241, 59%, 44%)
HSV	hsv(241, 75%, 69%)
CMYK	cmyk(73.4%, 74.6%, 0%, 30.6%)
CIE-LAB	lab(28.52, 44.48, -69.00)
CIE-LCH	lch(28.52, 82.09, 302.81°)
OKLab	oklab(40.28% 0.012 -0.1996)
OKLCH	oklch(40.28% 0.2 273.4)
XYZ	xyz(10.0438, 5.6544, 42.1485)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2DB1 #AFB12D

analogous

#2D6DB1 #2F2DB1 #712DB1

triadic

#2F2DB1 #B12F2D #2DB12F

tetradic

#2F2DB1 #B12D6D #AFB12D #2DB171

square

#2F2DB1 #B12D6D #AFB12D #2DB171

split-complementary

#2F2DB1 #B1712D #6DB12D

monochromatic

#15144F #222180 #2F2DB1 #4C4AD1 #7C7BDD

Accessibility & contrast

On white

9.85

#2F2DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2F2DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2DB1

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2DB1	#FFFFFF	#000000	##FFFFFF
##2F2DB1	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B5

Deuteranopia (green-blind)

#003DAF

Tritanopia (blue-blind)

#00536D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f2db1;
/* rgb */ color: rgb(47, 45, 177);
/* oklch */ color: oklch(40.3% 0.200 273.4);

Tailwind

colors: {
  custom: {
    50: '#7c68ca',
    500: '#2f2db1',
    950: '#000000',
  },
}

SCSS

$custom: #2f2db1;
$custom-light: #7c68ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2db1",
  "rgb": {
    "r": 47,
    "g": 45,
    "b": 177
  },
  "hsl": {
    "h": 240.909,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4028,
    "c": 0.19997,
    "h": 273.4
  },
  "luminance": 0.05655
}

Semantic roles & 50–950 ramp

primary

#2F2DB1

secondary

#C4C674

accent

#E345E0

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2F2DB1

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

Preview Lab → · Contrast checker → · Palette generator →