#2F36A7#2F36A7

#2F36A7 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.7% C 0.178 H 272.7°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#2F36A7
RGB	rgb(47, 54, 167)
HSL	hsl(237, 56%, 42%)
HSV	hsv(237, 72%, 65%)
CMYK	cmyk(71.9%, 67.7%, 0%, 34.5%)
CIE-LAB	lab(29.49, 35.66, -61.40)
CIE-LCH	lch(29.49, 71.01, 300.15°)
OKLab	oklab(40.68% 0.0083 -0.1775)
OKLCH	oklch(40.68% 0.178 272.7)
XYZ	xyz(9.4642, 6.0318, 37.2172)
Luminance	0.0603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F36A7 #A7A02F

analogous

#2F72A7 #2F36A7 #642FA7

triadic

#2F36A7 #A72F36 #36A72F

tetradic

#2F36A7 #A72F72 #A7A02F #2FA764

square

#2F36A7 #A72F72 #A7A02F #2FA764

split-complementary

#2F36A7 #A7642F #72A72F

monochromatic

#141747 #222777 #2F36A7 #484FCB #787DD9

Accessibility & contrast

On white

9.52

#2F36A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2F36A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F36A7

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F36A7	#FFFFFF	#000000	##FFFFFF
##2F36A7	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAB

Deuteranopia (green-blind)

#0040A5

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f36a7;
/* rgb */ color: rgb(47, 54, 167);
/* oklch */ color: oklch(40.7% 0.178 272.7);

Tailwind

colors: {
  custom: {
    50: '#796dc2',
    500: '#2f36a7',
    950: '#000000',
  },
}

SCSS

$custom: #2f36a7;
$custom-light: #796dc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f36a7",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 167
  },
  "hsl": {
    "h": 236.5,
    "s": 56.075,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40678,
    "c": 0.17767,
    "h": 272.7
  },
  "luminance": 0.06033
}

Semantic roles & 50–950 ramp

primary

#2F36A7

secondary

#C1BC71

accent

#D748DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2F36A7

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

Preview Lab → · Contrast checker → · Palette generator →