#2F27B2#2F27B2

#2F27B2 is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.6% C 0.207 H 274.0°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#2F27B2
RGB	rgb(47, 39, 178)
HSL	hsl(243, 64%, 43%)
HSV	hsv(243, 78%, 70%)
CMYK	cmyk(73.6%, 78.1%, 0%, 30.2%)
CIE-LAB	lab(27.49, 48.05, -71.31)
CIE-LCH	lch(27.49, 85.99, 303.98°)
OKLab	oklab(39.58% 0.0144 -0.2063)
OKLCH	oklch(39.58% 0.207 274)
XYZ	xyz(9.9310, 5.2687, 42.6044)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F27B2 #AAB227

analogous

#2765B2 #2F27B2 #7427B2

triadic

#2F27B2 #B22F27 #27B22F

tetradic

#2F27B2 #B22765 #AAB227 #27B274

square

#2F27B2 #B22765 #AAB227 #27B274

split-complementary

#2F27B2 #B27427 #65B227

monochromatic

#14114E #221C80 #2F27B2 #4941D5 #7973E0

Accessibility & contrast

On white

10.22

#2F27B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2F27B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F27B2

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F27B2	#FFFFFF	#000000	##FFFFFF
##2F27B2	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	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: #2f27b2;
/* rgb */ color: rgb(47, 39, 178);
/* oklch */ color: oklch(39.6% 0.207 274.0);

Tailwind

colors: {
  custom: {
    50: '#7d64ca',
    500: '#2f27b2',
    950: '#000000',
  },
}

SCSS

$custom: #2f27b2;
$custom-light: #7d64ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f27b2",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 178
  },
  "hsl": {
    "h": 243.453,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.39581,
    "c": 0.20677,
    "h": 274
  },
  "luminance": 0.0527
}

Semantic roles & 50–950 ramp

primary

#2F27B2

secondary

#C2C86D

accent

#E741DD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2F27B2

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

Preview Lab → · Contrast checker → · Palette generator →