#2D27A1#2D27A1

#2D27A1 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.187 H 274.8°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#2D27A1
RGB	rgb(45, 39, 161)
HSL	hsl(243, 61%, 39%)
HSV	hsv(243, 76%, 63%)
CMYK	cmyk(72%, 75.8%, 0%, 36.9%)
CIE-LAB	lab(25.51, 42.37, -64.34)
CIE-LCH	lch(25.51, 77.04, 303.37°)
OKLab	oklab(37.61% 0.0156 -0.186)
OKLCH	oklch(37.61% 0.187 274.8)
XYZ	xyz(8.2386, 4.5813, 34.1614)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D27A1 #9BA127

analogous

#275EA1 #2D27A1 #6A27A1

triadic

#2D27A1 #A12D27 #27A12D

tetradic

#2D27A1 #A1275E #9BA127 #27A16A

square

#2D27A1 #A1275E #9BA127 #27A16A

split-complementary

#2D27A1 #A16A27 #5EA127

monochromatic

#110F3E #1F1B70 #2D27A1 #3E37CE #6E68DA

Accessibility & contrast

On white

10.96

#2D27A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2D27A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D27A1

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D27A1	#FFFFFF	#000000	##FFFFFF
##2D27A1	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A5

Deuteranopia (green-blind)

#00379F

Tritanopia (blue-blind)

#004B62

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2d27a1;
/* rgb */ color: rgb(45, 39, 161);
/* oklch */ color: oklch(37.6% 0.187 274.8);

Tailwind

colors: {
  custom: {
    50: '#7863be',
    500: '#2d27a1',
    950: '#000000',
  },
}

SCSS

$custom: #2d27a1;
$custom-light: #7863be;
$custom-dark: #000000;

JSON

{
  "hex": "#2d27a1",
  "rgb": {
    "r": 45,
    "g": 39,
    "b": 161
  },
  "hsl": {
    "h": 242.951,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37607,
    "c": 0.1867,
    "h": 274.8
  },
  "luminance": 0.04582
}

Semantic roles & 50–950 ramp

primary

#2D27A1

secondary

#BCC063

accent

#E444DC

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2D27A1

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

Preview Lab → · Contrast checker → · Palette generator →