#2D1F9D#2D1F9D

#2D1F9D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.1% C 0.189 H 276.2°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#2D1F9D
RGB	rgb(45, 31, 157)
HSL	hsl(247, 67%, 37%)
HSV	hsv(247, 80%, 62%)
CMYK	cmyk(71.3%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(23.58, 45.35, -65.09)
CIE-LCH	lch(23.58, 79.33, 304.86°)
OKLab	oklab(36.12% 0.0204 -0.1882)
OKLCH	oklch(36.12% 0.189 276.2)
XYZ	xyz(7.6560, 3.9715, 32.2548)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1F9D #8F9D1F

analogous

#1F509D #2D1F9D #6C1F9D

triadic

#2D1F9D #9D2D1F #1F9D2D

tetradic

#2D1F9D #9D1F50 #8F9D1F #1F9D6C

square

#2D1F9D #9D1F50 #8F9D1F #1F9D6C

split-complementary

#2D1F9D #9D6C1F #509D1F

monochromatic

#100B37 #1E156A #2D1F9D #3C29D0 #6758DE

Accessibility & contrast

On white

11.70

#2D1F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2D1F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1F9D

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1F9D	#FFFFFF	#000000	##FFFFFF
##2D1F9D	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA0

Deuteranopia (green-blind)

#00339B

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2d1f9d;
/* rgb */ color: rgb(45, 31, 157);
/* oklch */ color: oklch(36.1% 0.189 276.2);

Tailwind

colors: {
  custom: {
    50: '#785ebb',
    500: '#2d1f9d',
    950: '#000000',
  },
}

SCSS

$custom: #2d1f9d;
$custom-light: #785ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1f9d",
  "rgb": {
    "r": 45,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 246.667,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36122,
    "c": 0.18925,
    "h": 276.2
  },
  "luminance": 0.03972
}

Semantic roles & 50–950 ramp

primary

#2D1F9D

secondary

#B6C256

accent

#EA3ED7

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2D1F9D

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

Preview Lab → · Contrast checker → · Palette generator →