#2D278F#2D278F

#2D278F is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.7% C 0.164 H 276.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#2D278F
RGB	rgb(45, 39, 143)
HSL	hsl(243, 57%, 36%)
HSV	hsv(243, 73%, 56%)
CMYK	cmyk(68.5%, 72.7%, 0%, 43.9%)
CIE-LAB	lab(23.64, 36.32, -56.35)
CIE-LCH	lch(23.64, 67.05, 302.80°)
OKLab	oklab(35.72% 0.0191 -0.1628)
OKLCH	oklch(35.72% 0.164 276.7)
XYZ	xyz(6.7640, 3.9915, 26.3953)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D278F #898F27

analogous

#27558F #2D278F #61278F

triadic

#2D278F #8F2D27 #278F2D

tetradic

#2D278F #8F2755 #898F27 #278F61

square

#2D278F #8F2755 #898F27 #278F61

split-complementary

#2D278F #8F6127 #558F27

monochromatic

#0F0D2F #1E1A5F #2D278F #3C34BF #645DD3

Accessibility & contrast

On white

11.68

#2D278F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2D278F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D278F

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D278F	#FFFFFF	#000000	##FFFFFF
##2D278F	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D92

Deuteranopia (green-blind)

#00348D

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2d278f;
/* rgb */ color: rgb(45, 39, 143);
/* oklch */ color: oklch(35.7% 0.164 276.7);

Tailwind

colors: {
  custom: {
    50: '#7462b1',
    500: '#2d278f',
    950: '#000000',
  },
}

SCSS

$custom: #2d278f;
$custom-light: #7462b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d278f",
  "rgb": {
    "r": 45,
    "g": 39,
    "b": 143
  },
  "hsl": {
    "h": 243.462,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35723,
    "c": 0.16389,
    "h": 276.7
  },
  "luminance": 0.03992
}

Semantic roles & 50–950 ramp

primary

#2D278F

secondary

#B3B85A

accent

#E047D8

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #2D278F

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

Preview Lab → · Contrast checker → · Palette generator →