#2F299A#2F299A

#2F299A is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.3% C 0.175 H 276.0°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#2F299A
RGB	rgb(47, 41, 154)
HSL	hsl(243, 58%, 38%)
HSV	hsv(243, 73%, 60%)
CMYK	cmyk(69.5%, 73.4%, 0%, 39.6%)
CIE-LAB	lab(25.33, 39.10, -60.35)
CIE-LCH	lch(25.33, 71.91, 302.94°)
OKLab	oklab(37.3% 0.0184 -0.1744)
OKLCH	oklch(37.3% 0.175 276)
XYZ	xyz(7.7961, 4.5226, 31.0277)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F299A #949A29

analogous

#295B9A #2F299A #67299A

triadic

#2F299A #9A2F29 #299A2F

tetradic

#2F299A #9A295B #949A29 #299A67

square

#2F299A #9A295B #949A29 #299A67

split-complementary

#2F299A #9A6729 #5B9A29

monochromatic

#110F39 #201C6A #2F299A #3E37CA #6D67D7

Accessibility & contrast

On white

11.03

#2F299A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2F299A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F299A

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F299A	#FFFFFF	#000000	##FFFFFF
##2F299A	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419D

Deuteranopia (green-blind)

#003798

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f299a;
/* rgb */ color: rgb(47, 41, 154);
/* oklch */ color: oklch(37.3% 0.175 276.0);

Tailwind

colors: {
  custom: {
    50: '#7764b9',
    500: '#2f299a',
    950: '#000000',
  },
}

SCSS

$custom: #2f299a;
$custom-light: #7764b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f299a",
  "rgb": {
    "r": 47,
    "g": 41,
    "b": 154
  },
  "hsl": {
    "h": 243.186,
    "s": 57.949,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37299,
    "c": 0.17538,
    "h": 276
  },
  "luminance": 0.04523
}

Semantic roles & 50–950 ramp

primary

#2F299A

secondary

#B8BD62

accent

#E147D9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2F299A

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

Preview Lab → · Contrast checker → · Palette generator →