#2F29B7#2F29B7

#2F29B7 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.211 H 273.4°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F29B7
RGB	rgb(47, 41, 183)
HSL	hsl(243, 63%, 44%)
HSV	hsv(243, 78%, 72%)
CMYK	cmyk(74.3%, 77.6%, 0%, 28.2%)
CIE-LAB	lab(28.40, 48.60, -72.77)
CIE-LCH	lch(28.40, 87.51, 303.74°)
OKLab	oklab(40.38% 0.0125 -0.2106)
OKLCH	oklch(40.38% 0.211 273.4)
XYZ	xyz(10.5096, 5.6080, 45.3191)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F29B7 #B1B729

analogous

#296AB7 #2F29B7 #7629B7

triadic

#2F29B7 #B72F29 #29B72F

tetradic

#2F29B7 #B7296A #B1B729 #29B776

square

#2F29B7 #B7296A #B1B729 #29B776

split-complementary

#2F29B7 #B77629 #6AB729

monochromatic

#151353 #221E85 #2F29B7 #4D47D6 #7E79E1

Accessibility & contrast

On white

9.90

#2F29B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2F29B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F29B7

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F29B7	#FFFFFF	#000000	##FFFFFF
##2F29B7	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABB

Deuteranopia (green-blind)

#003CB5

Tritanopia (blue-blind)

#00546F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f29b7;
/* rgb */ color: rgb(47, 41, 183);
/* oklch */ color: oklch(40.4% 0.211 273.4);

Tailwind

colors: {
  custom: {
    50: '#7e66ce',
    500: '#2f29b7',
    950: '#000000',
  },
}

SCSS

$custom: #2f29b7;
$custom-light: #7e66ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f29b7",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 183
  },
  "hsl": {
    "h": 242.535,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.40384,
    "c": 0.21093,
    "h": 273.4
  },
  "luminance": 0.05609
}

Semantic roles & 50–950 ramp

primary

#2F29B7

secondary

#C5C973

accent

#E641DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2F29B7

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

Preview Lab → · Contrast checker → · Palette generator →