#2B27A1#2B27A1

#2B27A1 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.5% C 0.187 H 274.0°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2B27A1
RGB	rgb(43, 39, 161)
HSL	hsl(242, 61%, 39%)
HSV	hsv(242, 76%, 63%)
CMYK	cmyk(73.3%, 75.8%, 0%, 36.9%)
CIE-LAB	lab(25.37, 42.18, -64.56)
CIE-LCH	lch(25.37, 77.12, 303.16°)
OKLab	oklab(37.48% 0.013 -0.1868)
OKLCH	oklch(37.48% 0.187 274)
XYZ	xyz(8.1527, 4.5370, 34.1574)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B27A1 #9DA127

analogous

#2760A1 #2B27A1 #6827A1

triadic

#2B27A1 #A12B27 #27A12B

tetradic

#2B27A1 #A12760 #9DA127 #27A168

square

#2B27A1 #A12760 #9DA127 #27A168

split-complementary

#2B27A1 #A16827 #60A127

monochromatic

#110F3E #1E1B70 #2B27A1 #3C37CE #6C68DA

Accessibility & contrast

On white

11.01

#2B27A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2B27A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B27A1

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B27A1	#FFFFFF	#000000	##FFFFFF
##2B27A1	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A5

Deuteranopia (green-blind)

#00369F

Tritanopia (blue-blind)

#004B62

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b27a1;
/* rgb */ color: rgb(43, 39, 161);
/* oklch */ color: oklch(37.5% 0.187 274.0);

Tailwind

colors: {
  custom: {
    50: '#7763be',
    500: '#2b27a1',
    950: '#000000',
  },
}

SCSS

$custom: #2b27a1;
$custom-light: #7763be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b27a1",
  "rgb": {
    "r": 43,
    "g": 39,
    "b": 161
  },
  "hsl": {
    "h": 241.967,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37476,
    "c": 0.18721,
    "h": 274
  },
  "luminance": 0.04538
}

Semantic roles & 50–950 ramp

primary

#2B27A1

secondary

#BDC063

accent

#E444DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2B27A1

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

Preview Lab → · Contrast checker → · Palette generator →