#2D27AB#2D27AB

#2D27AB is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.7% C 0.199 H 273.9°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#2D27AB
RGB	rgb(45, 39, 171)
HSL	hsl(243, 63%, 41%)
HSV	hsv(243, 77%, 67%)
CMYK	cmyk(73.7%, 77.2%, 0%, 32.9%)
CIE-LAB	lab(26.59, 45.64, -68.60)
CIE-LCH	lch(26.59, 82.40, 303.64°)
OKLab	oklab(38.69% 0.0135 -0.1985)
OKLCH	oklch(38.69% 0.199 273.9)
XYZ	xyz(9.1559, 4.9483, 38.9928)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D27AB #A5AB27

analogous

#2763AB #2D27AB #6F27AB

triadic

#2D27AB #AB2D27 #27AB2D

tetradic

#2D27AB #AB2763 #A5AB27 #27AB6F

square

#2D27AB #AB2763 #A5AB27 #27AB6F

split-complementary

#2D27AB #AB6F27 #63AB27

monochromatic

#131047 #201C79 #2D27AB #433DD3 #736EDE

Accessibility & contrast

On white

10.55

#2D27AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2D27AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D27AB

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D27AB	#FFFFFF	#000000	##FFFFFF
##2D27AB	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AF

Deuteranopia (green-blind)

#0039A9

Tritanopia (blue-blind)

#004E68

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2d27ab;
/* rgb */ color: rgb(45, 39, 171);
/* oklch */ color: oklch(38.7% 0.199 273.9);

Tailwind

colors: {
  custom: {
    50: '#7b64c5',
    500: '#2d27ab',
    950: '#000000',
  },
}

SCSS

$custom: #2d27ab;
$custom-light: #7b64c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d27ab",
  "rgb": {
    "r": 45,
    "g": 39,
    "b": 171
  },
  "hsl": {
    "h": 242.727,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.38688,
    "c": 0.19892,
    "h": 273.9
  },
  "luminance": 0.04949
}

Semantic roles & 50–950 ramp

primary

#2D27AB

secondary

#C1C569

accent

#E642DE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2D27AB

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

Preview Lab → · Contrast checker → · Palette generator →