#2727B1#2727B1

#2727B1 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.0% C 0.208 H 271.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#2727B1
RGB	rgb(39, 39, 177)
HSL	hsl(240, 64%, 42%)
HSV	hsv(240, 78%, 69%)
CMYK	cmyk(78%, 78%, 0%, 30.6%)
CIE-LAB	lab(26.89, 47.12, -71.71)
CIE-LCH	lch(26.89, 85.80, 303.31°)
OKLab	oklab(39% 0.0051 -0.2076)
OKLCH	oklch(39% 0.208 271.4)
XYZ	xyz(9.4953, 5.0556, 42.0619)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2727B1 #B1B127

analogous

#276CB1 #2727B1 #6C27B1

triadic

#2727B1 #B12727 #27B127

tetradic

#2727B1 #B1276C #B1B127 #27B16C

square

#2727B1 #B1276C #B1B127 #27B16C

split-complementary

#2727B1 #B16C27 #6CB127

monochromatic

#11114D #1C1C7F #2727B1 #4040D5 #7272E0

Accessibility & contrast

On white

10.44

#2727B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2727B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2727B1

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2727B1	#FFFFFF	#000000	##FFFFFF
##2727B1	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B5

Deuteranopia (green-blind)

#0038AF

Tritanopia (blue-blind)

#00516B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2727b1;
/* rgb */ color: rgb(39, 39, 177);
/* oklch */ color: oklch(39.0% 0.208 271.4);

Tailwind

colors: {
  custom: {
    50: '#7a64ca',
    500: '#2727b1',
    950: '#000000',
  },
}

SCSS

$custom: #2727b1;
$custom-light: #7a64ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2727b1",
  "rgb": {
    "r": 39,
    "g": 39,
    "b": 177
  },
  "hsl": {
    "h": 240,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.39002,
    "c": 0.20766,
    "h": 271.4
  },
  "luminance": 0.05057
}

Semantic roles & 50–950 ramp

primary

#2727B1

secondary

#C7C76D

accent

#E741E7

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2727B1

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

Preview Lab → · Contrast checker → · Palette generator →