#2F36AA#2F36AA

#2F36AA is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.0% C 0.182 H 272.5°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#2F36AA
RGB	rgb(47, 54, 170)
HSL	hsl(237, 57%, 43%)
HSV	hsv(237, 72%, 67%)
CMYK	cmyk(72.4%, 68.2%, 0%, 33.3%)
CIE-LAB	lab(29.77, 36.72, -62.75)
CIE-LCH	lch(29.77, 72.70, 300.34°)
OKLab	oklab(40.97% 0.008 -0.1814)
OKLCH	oklch(40.97% 0.182 272.5)
XYZ	xyz(9.7447, 6.1440, 38.6948)
Luminance	0.0614 (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

#2F36AA #AAA32F

analogous

#2F74AA #2F36AA #652FAA

triadic

#2F36AA #AA2F36 #36AA2F

tetradic

#2F36AA #AA2F74 #AAA32F #2FAA65

square

#2F36AA #AA2F74 #AAA32F #2FAA65

split-complementary

#2F36AA #AA652F #74AA2F

monochromatic

#14184A #22277A #2F36AA #4951CD #797FDA

Accessibility & contrast

On white

9.42

#2F36AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2F36AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36AA

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36AA	#FFFFFF	#000000	##FFFFFF
##2F36AA	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAE

Deuteranopia (green-blind)

#0040A8

Tritanopia (blue-blind)

#00556B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f36aa;
/* rgb */ color: rgb(47, 54, 170);
/* oklch */ color: oklch(41.0% 0.182 272.5);

Tailwind

colors: {
  custom: {
    50: '#7a6dc4',
    500: '#2f36aa',
    950: '#000000',
  },
}

SCSS

$custom: #2f36aa;
$custom-light: #7a6dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36aa",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 170
  },
  "hsl": {
    "h": 236.585,
    "s": 56.682,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40967,
    "c": 0.18158,
    "h": 272.5
  },
  "luminance": 0.06145
}

Semantic roles & 50–950 ramp

primary

#2F36AA

secondary

#C2BE72

accent

#D748E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F36AA

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

Preview Lab → · Contrast checker → · Palette generator →