#2A27A9#2A27A9

#2A27A9 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.3% C 0.197 H 273.0°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#2A27A9
RGB	rgb(42, 39, 169)
HSL	hsl(241, 63%, 41%)
HSV	hsv(241, 77%, 66%)
CMYK	cmyk(75.1%, 76.9%, 0%, 33.7%)
CIE-LAB	lab(26.18, 44.73, -68.08)
CIE-LCH	lch(26.18, 81.46, 303.31°)
OKLab	oklab(38.29% 0.0102 -0.197)
OKLCH	oklch(38.29% 0.197 273)
XYZ	xyz(8.8394, 4.8069, 37.9904)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A27A9 #A6A927

analogous

#2765A9 #2A27A9 #6B27A9

triadic

#2A27A9 #A92A27 #27A92A

tetradic

#2A27A9 #A92765 #A6A927 #27A96B

square

#2A27A9 #A92765 #A6A927 #27A96B

split-complementary

#2A27A9 #A96B27 #65A927

monochromatic

#111046 #1E1C77 #2A27A9 #3F3BD2 #706DDD

Accessibility & contrast

On white

10.71

#2A27A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2A27A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A27A9

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A27A9	#FFFFFF	#000000	##FFFFFF
##2A27A9	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AD

Deuteranopia (green-blind)

#0038A7

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a27a9;
/* rgb */ color: rgb(42, 39, 169);
/* oklch */ color: oklch(38.3% 0.197 273.0);

Tailwind

colors: {
  custom: {
    50: '#7963c4',
    500: '#2a27a9',
    950: '#000000',
  },
}

SCSS

$custom: #2a27a9;
$custom-light: #7963c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a27a9",
  "rgb": {
    "r": 42,
    "g": 39,
    "b": 169
  },
  "hsl": {
    "h": 241.385,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38285,
    "c": 0.19727,
    "h": 273
  },
  "luminance": 0.04808
}

Semantic roles & 50–950 ramp

primary

#2A27A9

secondary

#C2C468

accent

#E642E2

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2A27A9

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

Preview Lab → · Contrast checker → · Palette generator →