#2F36B2#2F36B2

#2F36B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.192 H 272.1°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#2F36B2
RGB	rgb(47, 54, 178)
HSL	hsl(237, 58%, 44%)
HSV	hsv(237, 74%, 70%)
CMYK	cmyk(73.6%, 69.7%, 0%, 30.2%)
CIE-LAB	lab(30.53, 39.52, -66.28)
CIE-LCH	lch(30.53, 77.17, 300.81°)
OKLab	oklab(41.75% 0.0071 -0.1917)
OKLCH	oklch(41.75% 0.192 272.1)
XYZ	xyz(10.5246, 6.4559, 42.8023)
Luminance	0.0646 (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

#2F36B2 #B2AB2F

analogous

#2F78B2 #2F36B2 #6A2FB2

triadic

#2F36B2 #B22F36 #36B22F

tetradic

#2F36B2 #B22F78 #B2AB2F #2FB26A

square

#2F36B2 #B22F78 #B2AB2F #2FB26A

split-complementary

#2F36B2 #B26A2F #78B22F

monochromatic

#151951 #222782 #2F36B2 #4E55D0 #7E83DD

Accessibility & contrast

On white

9.16

#2F36B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2F36B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36B2

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36B2	#FFFFFF	#000000	##FFFFFF
##2F36B2	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB6

Deuteranopia (green-blind)

#0042B0

Tritanopia (blue-blind)

#005870

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f36b2;
/* rgb */ color: rgb(47, 54, 178);
/* oklch */ color: oklch(41.7% 0.192 272.1);

Tailwind

colors: {
  custom: {
    50: '#7c6eca',
    500: '#2f36b2',
    950: '#000000',
  },
}

SCSS

$custom: #2f36b2;
$custom-light: #7c6eca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36b2",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 178
  },
  "hsl": {
    "h": 236.794,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41749,
    "c": 0.19185,
    "h": 272.1
  },
  "luminance": 0.06457
}

Semantic roles & 50–950 ramp

primary

#2F36B2

secondary

#C6C277

accent

#D946E1

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2F36B2

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

Preview Lab → · Contrast checker → · Palette generator →