#2F29BB#2F29BB

#2F29BB is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.8% C 0.216 H 273.1°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#2F29BB
RGB	rgb(47, 41, 187)
HSL	hsl(242, 64%, 45%)
HSV	hsv(242, 78%, 73%)
CMYK	cmyk(74.9%, 78.1%, 0%, 26.7%)
CIE-LAB	lab(28.84, 49.87, -74.42)
CIE-LCH	lch(28.84, 89.58, 303.83°)
OKLab	oklab(40.82% 0.0116 -0.2153)
OKLCH	oklch(40.82% 0.216 273.1)
XYZ	xyz(10.9319, 5.7769, 47.5430)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F29BB #B5BB29

analogous

#296CBB #2F29BB #7829BB

triadic

#2F29BB #BB2F29 #29BB2F

tetradic

#2F29BB #BB296C #B5BB29 #29BB78

square

#2F29BB #BB296C #B5BB29 #29BB78

split-complementary

#2F29BB #BB7829 #6CBB29

monochromatic

#161357 #221E89 #2F29BB #504AD7 #807CE2

Accessibility & contrast

On white

9.74

#2F29BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2F29BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F29BB

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F29BB	#FFFFFF	#000000	##FFFFFF
##2F29BB	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBF

Deuteranopia (green-blind)

#003DB8

Tritanopia (blue-blind)

#005571

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f29bb;
/* rgb */ color: rgb(47, 41, 187);
/* oklch */ color: oklch(40.8% 0.216 273.1);

Tailwind

colors: {
  custom: {
    50: '#7f66d1',
    500: '#2f29bb',
    950: '#000000',
  },
}

SCSS

$custom: #2f29bb;
$custom-light: #7f66d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f29bb",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 187
  },
  "hsl": {
    "h": 242.466,
    "s": 64.035,
    "l": 44.706
  },
  "oklch": {
    "l": 0.40823,
    "c": 0.21564,
    "h": 273.1
  },
  "luminance": 0.05778
}

Semantic roles & 50–950 ramp

primary

#2F29BB

secondary

#C7CB75

accent

#E741E0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2F29BB

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

Preview Lab → · Contrast checker → · Palette generator →