#2F36A4#2F36A4

#2F36A4 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.4% C 0.174 H 272.8°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#2F36A4
RGB	rgb(47, 54, 164)
HSL	hsl(236, 55%, 41%)
HSV	hsv(236, 71%, 64%)
CMYK	cmyk(71.3%, 67.1%, 0%, 35.7%)
CIE-LAB	lab(29.22, 34.60, -60.05)
CIE-LCH	lch(29.22, 69.30, 299.95°)
OKLab	oklab(40.39% 0.0086 -0.1735)
OKLCH	oklch(40.39% 0.174 272.8)
XYZ	xyz(9.1900, 5.9221, 35.7735)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F36A4 #A49D2F

analogous

#2F71A4 #2F36A4 #632FA4

triadic

#2F36A4 #A42F36 #36A42F

tetradic

#2F36A4 #A42F71 #A49D2F #2FA463

square

#2F36A4 #A42F71 #A49D2F #2FA463

split-complementary

#2F36A4 #A4632F #71A42F

monochromatic

#141745 #212674 #2F36A4 #464ECA #767CD8

Accessibility & contrast

On white

9.61

#2F36A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2F36A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36A4

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36A4	#FFFFFF	#000000	##FFFFFF
##2F36A4	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA7

Deuteranopia (green-blind)

#003FA2

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f36a4;
/* rgb */ color: rgb(47, 54, 164);
/* oklch */ color: oklch(40.4% 0.174 272.8);

Tailwind

colors: {
  custom: {
    50: '#786dc0',
    500: '#2f36a4',
    950: '#000000',
  },
}

SCSS

$custom: #2f36a4;
$custom-light: #786dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36a4",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 164
  },
  "hsl": {
    "h": 236.41,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40392,
    "c": 0.17372,
    "h": 272.8
  },
  "luminance": 0.05923
}

Semantic roles & 50–950 ramp

primary

#2F36A4

secondary

#C0BB6F

accent

#D649DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F36A4

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

Preview Lab → · Contrast checker → · Palette generator →