#2A27A5#2A27A5

#2A27A5 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.192 H 273.3°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#2A27A5
RGB	rgb(42, 39, 165)
HSL	hsl(241, 62%, 40%)
HSV	hsv(241, 76%, 65%)
CMYK	cmyk(74.5%, 76.4%, 0%, 35.3%)
CIE-LAB	lab(25.74, 43.41, -66.39)
CIE-LCH	lch(25.74, 79.32, 303.18°)
OKLab	oklab(37.85% 0.011 -0.1921)
OKLCH	oklch(37.85% 0.192 273.3)
XYZ	xyz(8.4696, 4.6590, 36.0429)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A27A5 #A2A527

analogous

#2763A5 #2A27A5 #6927A5

triadic

#2A27A5 #A52A27 #27A52A

tetradic

#2A27A5 #A52763 #A2A527 #27A569

square

#2A27A5 #A52763 #A2A527 #27A569

split-complementary

#2A27A5 #A56927 #63A527

monochromatic

#111042 #1D1B74 #2A27A5 #3D39D0 #6D6ADC

Accessibility & contrast

On white

10.87

#2A27A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2A27A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A27A5

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A27A5	#FFFFFF	#000000	##FFFFFF
##2A27A5	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A9

Deuteranopia (green-blind)

#0037A3

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a27a5;
/* rgb */ color: rgb(42, 39, 165);
/* oklch */ color: oklch(37.8% 0.192 273.3);

Tailwind

colors: {
  custom: {
    50: '#7863c1',
    500: '#2a27a5',
    950: '#000000',
  },
}

SCSS

$custom: #2a27a5;
$custom-light: #7863c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a27a5",
  "rgb": {
    "r": 42,
    "g": 39,
    "b": 165
  },
  "hsl": {
    "h": 241.429,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.37847,
    "c": 0.19239,
    "h": 273.3
  },
  "luminance": 0.0466
}

Semantic roles & 50–950 ramp

primary

#2A27A5

secondary

#C0C266

accent

#E543E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2A27A5

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

Preview Lab → · Contrast checker → · Palette generator →