#2F319C#2F319C

#2F319C is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.8% C 0.169 H 274.4°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#2F319C
RGB	rgb(47, 49, 156)
HSL	hsl(239, 54%, 40%)
HSV	hsv(239, 70%, 61%)
CMYK	cmyk(69.9%, 68.6%, 0%, 38.8%)
CIE-LAB	lab(27.30, 34.92, -58.34)
CIE-LCH	lch(27.30, 67.99, 300.91°)
OKLab	oklab(38.77% 0.0129 -0.1685)
OKLCH	oklch(38.77% 0.169 274.4)
XYZ	xyz(8.2694, 5.2005, 32.0140)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F319C #9C9A2F

analogous

#2F689C #2F319C #642F9C

triadic

#2F319C #9C2F31 #319C2F

tetradic

#2F319C #9C2F68 #9C9A2F #2F9C64

square

#2F319C #9C2F68 #9C9A2F #2F9C64

split-complementary

#2F319C #9C642F #689C2F

monochromatic

#13133E #21226D #2F319C #4245C6 #7173D4

Accessibility & contrast

On white

10.29

#2F319C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2F319C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F319C

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F319C	#FFFFFF	#000000	##FFFFFF
##2F319C	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469F

Deuteranopia (green-blind)

#003B9A

Tritanopia (blue-blind)

#004E62

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f319c;
/* rgb */ color: rgb(47, 49, 156);
/* oklch */ color: oklch(38.8% 0.169 274.4);

Tailwind

colors: {
  custom: {
    50: '#776aba',
    500: '#2f319c',
    950: '#000000',
  },
}

SCSS

$custom: #2f319c;
$custom-light: #776aba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f319c",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 156
  },
  "hsl": {
    "h": 238.899,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38773,
    "c": 0.16902,
    "h": 274.4
  },
  "luminance": 0.05201
}

Semantic roles & 50–950 ramp

primary

#2F319C

secondary

#BCBA6B

accent

#DA4BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F319C

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

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