#2D2981#2D2981

#2D2981 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.7% C 0.143 H 277.9°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#2D2981
RGB	rgb(45, 41, 129)
HSL	hsl(243, 52%, 33%)
HSV	hsv(243, 68%, 51%)
CMYK	cmyk(65.1%, 68.2%, 0%, 49.4%)
CIE-LAB	lab(22.75, 30.22, -49.06)
CIE-LCH	lch(22.75, 57.63, 301.63°)
OKLab	oklab(34.67% 0.0197 -0.1414)
OKLCH	oklch(34.67% 0.143 277.9)
XYZ	xyz(5.8363, 3.7283, 21.1767)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D2981 #7D8129

analogous

#295181 #2D2981 #592981

triadic

#2D2981 #812D29 #29812D

tetradic

#2D2981 #812951 #7D8129 #298159

square

#2D2981 #812951 #7D8129 #298159

split-complementary

#2D2981 #815929 #518129

monochromatic

#0D0B24 #1D1A53 #2D2981 #3D38AF #5F5ACB

Accessibility & contrast

On white

12.03

#2D2981 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#2D2981 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D2981

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D2981	#FFFFFF	#000000	##FFFFFF
##2D2981	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A84

Deuteranopia (green-blind)

#00337F

Tritanopia (blue-blind)

#004051

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2d2981;
/* rgb */ color: rgb(45, 41, 129);
/* oklch */ color: oklch(34.7% 0.143 277.9);

Tailwind

colors: {
  custom: {
    50: '#7163a6',
    500: '#2d2981',
    950: '#000000',
  },
}

SCSS

$custom: #2d2981;
$custom-light: #7163a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d2981",
  "rgb": {
    "r": 45,
    "g": 41,
    "b": 129
  },
  "hsl": {
    "h": 242.727,
    "s": 51.765,
    "l": 33.333
  },
  "oklch": {
    "l": 0.3467,
    "c": 0.14279,
    "h": 277.9
  },
  "luminance": 0.03729
}

Semantic roles & 50–950 ramp

primary

#2D2981

secondary

#ACB056

accent

#DB4DD5

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2D2981

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

Preview Lab → · Contrast checker → · Palette generator →