#2F39AA#2F39AA

#2F39AA is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.5% C 0.178 H 271.9°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#2F39AA
RGB	rgb(47, 57, 170)
HSL	hsl(235, 57%, 43%)
HSV	hsv(235, 72%, 67%)
CMYK	cmyk(72.4%, 66.5%, 0%, 33.3%)
CIE-LAB	lab(30.48, 34.83, -61.59)
CIE-LCH	lch(30.48, 70.76, 299.49°)
OKLab	oklab(41.48% 0.0061 -0.178)
OKLCH	oklch(41.48% 0.178 271.9)
XYZ	xyz(9.8887, 6.4319, 38.7427)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F39AA #AAA02F

analogous

#2F76AA #2F39AA #632FAA

triadic

#2F39AA #AA2F39 #39AA2F

tetradic

#2F39AA #AA2F76 #AAA02F #2FAA63

square

#2F39AA #AA2F76 #AAA02F #2FAA63

split-complementary

#2F39AA #AA632F #76AA2F

monochromatic

#14194A #22297A #2F39AA #4954CD #7981DA

Accessibility & contrast

On white

9.18

#2F39AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2F39AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F39AA

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F39AA	#FFFFFF	#000000	##FFFFFF
##2F39AA	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f39aa;
/* rgb */ color: rgb(47, 57, 170);
/* oklch */ color: oklch(41.5% 0.178 271.9);

Tailwind

colors: {
  custom: {
    50: '#796fc4',
    500: '#2f39aa',
    950: '#000000',
  },
}

SCSS

$custom: #2f39aa;
$custom-light: #796fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f39aa",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 170
  },
  "hsl": {
    "h": 235.122,
    "s": 56.682,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41479,
    "c": 0.17811,
    "h": 271.9
  },
  "luminance": 0.06433
}

Semantic roles & 50–950 ramp

primary

#2F39AA

secondary

#C2BC72

accent

#D448E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2F39AA

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

Preview Lab → · Contrast checker → · Palette generator →