#2B27A6#2B27A6

#2B27A6 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 38.0% C 0.193 H 273.6°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#2B27A6
RGB	rgb(43, 39, 166)
HSL	hsl(242, 62%, 40%)
HSV	hsv(242, 77%, 65%)
CMYK	cmyk(74.1%, 76.5%, 0%, 34.9%)
CIE-LAB	lab(25.91, 43.83, -66.70)
CIE-LCH	lch(25.91, 79.82, 303.31°)
OKLab	oklab(38.02% 0.012 -0.193)
OKLCH	oklch(38.02% 0.193 273.6)
XYZ	xyz(8.6024, 4.7169, 36.5261)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B27A6 #A2A627

analogous

#2762A6 #2B27A6 #6B27A6

triadic

#2B27A6 #A62B27 #27A62B

tetradic

#2B27A6 #A62762 #A2A627 #27A66B

square

#2B27A6 #A62762 #A2A627 #27A66B

split-complementary

#2B27A6 #A66B27 #62A627

monochromatic

#111043 #1E1B74 #2B27A6 #3E3AD1 #6F6BDC

Accessibility & contrast

On white

10.80

#2B27A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2B27A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B27A6

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B27A6	#FFFFFF	#000000	##FFFFFF
##2B27A6	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AA

Deuteranopia (green-blind)

#0037A4

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b27a6;
/* rgb */ color: rgb(43, 39, 166);
/* oklch */ color: oklch(38.0% 0.193 273.6);

Tailwind

colors: {
  custom: {
    50: '#7963c2',
    500: '#2b27a6',
    950: '#000000',
  },
}

SCSS

$custom: #2b27a6;
$custom-light: #7963c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b27a6",
  "rgb": {
    "r": 43,
    "g": 39,
    "b": 166
  },
  "hsl": {
    "h": 241.89,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38018,
    "c": 0.19336,
    "h": 273.6
  },
  "luminance": 0.04718
}

Semantic roles & 50–950 ramp

primary

#2B27A6

secondary

#C0C366

accent

#E543E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2B27A6

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

Preview Lab → · Contrast checker → · Palette generator →