#2F29B6#2F29B6

#2F29B6 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.3% C 0.210 H 273.5°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#2F29B6
RGB	rgb(47, 41, 182)
HSL	hsl(243, 63%, 44%)
HSV	hsv(243, 77%, 71%)
CMYK	cmyk(74.2%, 77.5%, 0%, 28.6%)
CIE-LAB	lab(28.29, 48.28, -72.36)
CIE-LCH	lch(28.29, 86.99, 303.71°)
OKLab	oklab(40.28% 0.0127 -0.2094)
OKLCH	oklch(40.28% 0.21 273.5)
XYZ	xyz(10.4059, 5.5665, 44.7729)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F29B6 #B0B629

analogous

#2969B6 #2F29B6 #7529B6

triadic

#2F29B6 #B62F29 #29B62F

tetradic

#2F29B6 #B62969 #B0B629 #29B675

square

#2F29B6 #B62969 #B0B629 #29B675

split-complementary

#2F29B6 #B67529 #69B629

monochromatic

#151252 #221E84 #2F29B6 #4D47D5 #7D79E1

Accessibility & contrast

On white

9.94

#2F29B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2F29B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F29B6

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F29B6	#FFFFFF	#000000	##FFFFFF
##2F29B6	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BA

Deuteranopia (green-blind)

#003CB4

Tritanopia (blue-blind)

#00536F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f29b6;
/* rgb */ color: rgb(47, 41, 182);
/* oklch */ color: oklch(40.3% 0.210 273.5);

Tailwind

colors: {
  custom: {
    50: '#7e66cd',
    500: '#2f29b6',
    950: '#000000',
  },
}

SCSS

$custom: #2f29b6;
$custom-light: #7e66cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f29b6",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 182
  },
  "hsl": {
    "h": 242.553,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40275,
    "c": 0.20975,
    "h": 273.5
  },
  "luminance": 0.05568
}

Semantic roles & 50–950 ramp

primary

#2F29B6

secondary

#C5C972

accent

#E642DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2F29B6

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

Preview Lab → · Contrast checker → · Palette generator →