#2A27A3#2A27A3

#2A27A3 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.190 H 273.4°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#2A27A3
RGB	rgb(42, 39, 163)
HSL	hsl(241, 61%, 40%)
HSV	hsv(241, 76%, 64%)
CMYK	cmyk(74.2%, 76.1%, 0%, 36.1%)
CIE-LAB	lab(25.52, 42.75, -65.53)
CIE-LCH	lch(25.52, 78.24, 303.12°)
OKLab	oklab(37.63% 0.0114 -0.1896)
OKLCH	oklch(37.63% 0.19 273.4)
XYZ	xyz(8.2890, 4.5868, 35.0917)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A27A3 #A0A327

analogous

#2762A3 #2A27A3 #6827A3

triadic

#2A27A3 #A32A27 #27A32A

tetradic

#2A27A3 #A32762 #A0A327 #27A368

square

#2A27A3 #A32762 #A0A327 #27A368

split-complementary

#2A27A3 #A36827 #62A327

monochromatic

#110F40 #1D1B72 #2A27A3 #3C38CF #6C69DB

Accessibility & contrast

On white

10.95

#2A27A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A27A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A27A3

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A27A3	#FFFFFF	#000000	##FFFFFF
##2A27A3	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A7

Deuteranopia (green-blind)

#0036A1

Tritanopia (blue-blind)

#004B63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a27a3;
/* rgb */ color: rgb(42, 39, 163);
/* oklch */ color: oklch(37.6% 0.190 273.4);

Tailwind

colors: {
  custom: {
    50: '#7863c0',
    500: '#2a27a3',
    950: '#000000',
  },
}

SCSS

$custom: #2a27a3;
$custom-light: #7863c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a27a3",
  "rgb": {
    "r": 42,
    "g": 39,
    "b": 163
  },
  "hsl": {
    "h": 241.452,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.3763,
    "c": 0.18994,
    "h": 273.4
  },
  "luminance": 0.04588
}

Semantic roles & 50–950 ramp

primary

#2A27A3

secondary

#BFC164

accent

#E443E1

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2A27A3

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

Preview Lab → · Contrast checker → · Palette generator →