#2F29A4#2F29A4

#2F29A4 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.3% C 0.188 H 275.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2F29A4
RGB	rgb(47, 41, 164)
HSL	hsl(243, 60%, 40%)
HSV	hsv(243, 75%, 64%)
CMYK	cmyk(71.3%, 75%, 0%, 35.7%)
CIE-LAB	lab(26.36, 42.44, -64.74)
CIE-LCH	lch(26.36, 77.41, 303.24°)
OKLab	oklab(38.34% 0.0165 -0.1872)
OKLCH	oklch(38.34% 0.188 275)
XYZ	xyz(8.6639, 4.8697, 35.5981)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F29A4 #9EA429

analogous

#2960A4 #2F29A4 #6D29A4

triadic

#2F29A4 #A42F29 #29A42F

tetradic

#2F29A4 #A42960 #9EA429 #29A46D

square

#2F29A4 #A42960 #9EA429 #29A46D

split-complementary

#2F29A4 #A46D29 #60A429

monochromatic

#131142 #211D73 #2F29A4 #433CCE #726DDA

Accessibility & contrast

On white

10.64

#2F29A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2F29A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F29A4

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F29A4	#FFFFFF	#000000	##FFFFFF
##2F29A4	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A8

Deuteranopia (green-blind)

#0039A2

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2f29a4;
/* rgb */ color: rgb(47, 41, 164);
/* oklch */ color: oklch(38.3% 0.188 275.0);

Tailwind

colors: {
  custom: {
    50: '#7a65c0',
    500: '#2f29a4',
    950: '#000000',
  },
}

SCSS

$custom: #2f29a4;
$custom-light: #7a65c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f29a4",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 164
  },
  "hsl": {
    "h": 242.927,
    "s": 60,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38341,
    "c": 0.18794,
    "h": 275
  },
  "luminance": 0.04871
}

Semantic roles & 50–950 ramp

primary

#2F29A4

secondary

#BDC168

accent

#E345DB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #2F29A4

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

Preview Lab → · Contrast checker → · Palette generator →