#2F27B8#2F27B8

#2F27B8 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.2% C 0.214 H 273.5°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#2F27B8
RGB	rgb(47, 39, 184)
HSL	hsl(243, 65%, 44%)
HSV	hsv(243, 79%, 72%)
CMYK	cmyk(74.5%, 78.8%, 0%, 27.8%)
CIE-LAB	lab(28.15, 49.95, -73.78)
CIE-LCH	lch(28.15, 89.09, 304.10°)
OKLab	oklab(40.24% 0.0131 -0.2134)
OKLCH	oklch(40.24% 0.214 273.5)
XYZ	xyz(10.5467, 5.5150, 45.8468)
Luminance	0.0552 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F27B8 #B0B827

analogous

#2767B8 #2F27B8 #7727B8

triadic

#2F27B8 #B82F27 #27B82F

tetradic

#2F27B8 #B82767 #B0B827 #27B877

square

#2F27B8 #B82767 #B0B827 #27B877

split-complementary

#2F27B8 #B87727 #67B827

monochromatic

#151253 #221C86 #2F27B8 #4D45D8 #7D77E2

Accessibility & contrast

On white

9.98

#2F27B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2F27B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F27B8

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F27B8	#FFFFFF	#000000	##FFFFFF
##2F27B8	1.00	9.98	2.10	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BC

Deuteranopia (green-blind)

#003BB6

Tritanopia (blue-blind)

#00536F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f27b8;
/* rgb */ color: rgb(47, 39, 184);
/* oklch */ color: oklch(40.2% 0.214 273.5);

Tailwind

colors: {
  custom: {
    50: '#7e65cf',
    500: '#2f27b8',
    950: '#000000',
  },
}

SCSS

$custom: #2f27b8;
$custom-light: #7e65cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f27b8",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 184
  },
  "hsl": {
    "h": 243.31,
    "s": 65.022,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40243,
    "c": 0.21384,
    "h": 273.5
  },
  "luminance": 0.05516
}

Semantic roles & 50–950 ramp

primary

#2F27B8

secondary

#C5CA71

accent

#E840DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2F27B8

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

Preview Lab → · Contrast checker → · Palette generator →