#2D27B2#2D27B2

#2D27B2 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.5% C 0.207 H 273.3°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#2D27B2
RGB	rgb(45, 39, 178)
HSL	hsl(243, 64%, 43%)
HSV	hsv(243, 78%, 70%)
CMYK	cmyk(74.7%, 78.1%, 0%, 30.2%)
CIE-LAB	lab(27.36, 47.89, -71.52)
CIE-LCH	lch(27.36, 86.08, 303.81°)
OKLab	oklab(39.46% 0.0119 -0.2069)
OKLCH	oklch(39.46% 0.207 273.3)
XYZ	xyz(9.8409, 5.2223, 42.6002)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D27B2 #ACB227

analogous

#2766B2 #2D27B2 #7327B2

triadic

#2D27B2 #B22D27 #27B22D

tetradic

#2D27B2 #B22766 #ACB227 #27B273

square

#2D27B2 #B22766 #ACB227 #27B273

split-complementary

#2D27B2 #B27327 #66B227

monochromatic

#14114E #201C80 #2D27B2 #4741D5 #7873E0

Accessibility & contrast

On white

10.27

#2D27B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2D27B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D27B2

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D27B2	#FFFFFF	#000000	##FFFFFF
##2D27B2	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B6

Deuteranopia (green-blind)

#003AB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2d27b2;
/* rgb */ color: rgb(45, 39, 178);
/* oklch */ color: oklch(39.5% 0.207 273.3);

Tailwind

colors: {
  custom: {
    50: '#7c64ca',
    500: '#2d27b2',
    950: '#000000',
  },
}

SCSS

$custom: #2d27b2;
$custom-light: #7c64ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2d27b2",
  "rgb": {
    "r": 45,
    "g": 39,
    "b": 178
  },
  "hsl": {
    "h": 242.59,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.39457,
    "c": 0.20728,
    "h": 273.3
  },
  "luminance": 0.05223
}

Semantic roles & 50–950 ramp

primary

#2D27B2

secondary

#C4C86D

accent

#E741E0

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2D27B2

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

Preview Lab → · Contrast checker → · Palette generator →