#2F29A0#2F29A0

#2F29A0 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.9% C 0.183 H 275.4°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#2F29A0
RGB	rgb(47, 41, 160)
HSL	hsl(243, 59%, 39%)
HSV	hsv(243, 74%, 63%)
CMYK	cmyk(70.6%, 74.4%, 0%, 37.3%)
CIE-LAB	lab(25.94, 41.11, -63.00)
CIE-LCH	lch(25.94, 75.23, 303.12°)
OKLab	oklab(37.92% 0.0173 -0.1821)
OKLCH	oklch(37.92% 0.183 275.4)
XYZ	xyz(8.3083, 4.7275, 33.7255)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F29A0 #9AA029

analogous

#295FA0 #2F29A0 #6B29A0

triadic

#2F29A0 #A02F29 #29A02F

tetradic

#2F29A0 #A0295F #9AA029 #29A06B

square

#2F29A0 #A0295F #9AA029 #29A06B

split-complementary

#2F29A0 #A06B29 #5FA029

monochromatic

#12103F #211D6F #2F29A0 #413ACC #706AD9

Accessibility & contrast

On white

10.79

#2F29A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2F29A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F29A0

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F29A0	#FFFFFF	#000000	##FFFFFF
##2F29A0	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00389E

Tritanopia (blue-blind)

#004B62

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f29a0;
/* rgb */ color: rgb(47, 41, 160);
/* oklch */ color: oklch(37.9% 0.183 275.4);

Tailwind

colors: {
  custom: {
    50: '#7964bd',
    500: '#2f29a0',
    950: '#000000',
  },
}

SCSS

$custom: #2f29a0;
$custom-light: #7964bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f29a0",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 160
  },
  "hsl": {
    "h": 243.025,
    "s": 59.204,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37921,
    "c": 0.18295,
    "h": 275.4
  },
  "luminance": 0.04728
}

Semantic roles & 50–950 ramp

primary

#2F29A0

secondary

#BBBF65

accent

#E245DA

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2F29A0

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

Preview Lab → · Contrast checker → · Palette generator →