#2F299F#2F299F

#2F299F is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.182 H 275.5°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F299F
RGB	rgb(47, 41, 159)
HSL	hsl(243, 59%, 39%)
HSV	hsv(243, 74%, 62%)
CMYK	cmyk(70.4%, 74.2%, 0%, 37.6%)
CIE-LAB	lab(25.84, 40.78, -62.56)
CIE-LCH	lch(25.84, 74.68, 303.09°)
OKLab	oklab(37.82% 0.0175 -0.1808)
OKLCH	oklch(37.82% 0.182 275.5)
XYZ	xyz(8.2212, 4.6927, 33.2667)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F299F #999F29

analogous

#295E9F #2F299F #6A299F

triadic

#2F299F #9F2F29 #299F2F

tetradic

#2F299F #9F295E #999F29 #299F6A

square

#2F299F #9F295E #999F29 #299F6A

split-complementary

#2F299F #9F6A29 #5E9F29

monochromatic

#12103E #211C6E #2F299F #4139CC #6F6AD9

Accessibility & contrast

On white

10.83

#2F299F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2F299F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F299F

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F299F	#FFFFFF	#000000	##FFFFFF
##2F299F	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A2

Deuteranopia (green-blind)

#00389D

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f299f;
/* rgb */ color: rgb(47, 41, 159);
/* oklch */ color: oklch(37.8% 0.182 275.5);

Tailwind

colors: {
  custom: {
    50: '#7864bd',
    500: '#2f299f',
    950: '#000000',
  },
}

SCSS

$custom: #2f299f;
$custom-light: #7864bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f299f",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 159
  },
  "hsl": {
    "h": 243.051,
    "s": 59,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37817,
    "c": 0.18169,
    "h": 275.5
  },
  "luminance": 0.04693
}

Semantic roles & 50–950 ramp

primary

#2F299F

secondary

#BABF65

accent

#E246DA

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2F299F

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

Preview Lab → · Contrast checker → · Palette generator →