#2D1F9E#2D1F9E

#2D1F9E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.2% C 0.190 H 276.1°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#2D1F9E
RGB	rgb(45, 31, 158)
HSL	hsl(247, 67%, 37%)
HSV	hsv(247, 80%, 62%)
CMYK	cmyk(71.5%, 80.4%, 0%, 38%)
CIE-LAB	lab(23.69, 45.66, -65.51)
CIE-LCH	lch(23.69, 79.85, 304.87°)
OKLab	oklab(36.23% 0.0201 -0.1894)
OKLCH	oklch(36.23% 0.19 276.1)
XYZ	xyz(7.7417, 4.0058, 32.7063)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1F9E #909E1F

analogous

#1F519E #2D1F9E #6D1F9E

triadic

#2D1F9E #9E2D1F #1F9E2D

tetradic

#2D1F9E #9E1F51 #909E1F #1F9E6D

square

#2D1F9E #9E1F51 #909E1F #1F9E6D

split-complementary

#2D1F9E #9E6D1F #519E1F

monochromatic

#100B38 #1E156B #2D1F9E #3C29D1 #6859DE

Accessibility & contrast

On white

11.66

#2D1F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2D1F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1F9E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1F9E	#FFFFFF	#000000	##FFFFFF
##2D1F9E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA2

Deuteranopia (green-blind)

#00339C

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2d1f9e;
/* rgb */ color: rgb(45, 31, 158);
/* oklch */ color: oklch(36.2% 0.190 276.1);

Tailwind

colors: {
  custom: {
    50: '#785ebc',
    500: '#2d1f9e',
    950: '#000000',
  },
}

SCSS

$custom: #2d1f9e;
$custom-light: #785ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1f9e",
  "rgb": {
    "r": 45,
    "g": 31,
    "b": 158
  },
  "hsl": {
    "h": 246.614,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36234,
    "c": 0.19044,
    "h": 276.1
  },
  "luminance": 0.04006
}

Semantic roles & 50–950 ramp

primary

#2D1F9E

secondary

#B6C256

accent

#EA3ED7

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2D1F9E

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

Preview Lab → · Contrast checker → · Palette generator →