#2F349D#2F349D

#2F349D is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.4% C 0.167 H 273.7°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#2F349D
RGB	rgb(47, 52, 157)
HSL	hsl(237, 54%, 40%)
HSV	hsv(237, 70%, 62%)
CMYK	cmyk(70.1%, 66.9%, 0%, 38.4%)
CIE-LAB	lab(28.10, 33.38, -57.64)
CIE-LCH	lch(28.10, 66.61, 300.08°)
OKLab	oklab(39.38% 0.0106 -0.1665)
OKLCH	oklch(39.38% 0.167 273.7)
XYZ	xyz(8.4841, 5.4938, 32.5051)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F349D #9D982F

analogous

#2F6B9D #2F349D #612F9D

triadic

#2F349D #9D2F34 #349D2F

tetradic

#2F349D #9D2F6B #9D982F #2F9D61

square

#2F349D #9D2F6B #9D982F #2F9D61

split-complementary

#2F349D #9D612F #6B9D2F

monochromatic

#13153F #21246E #2F349D #4349C7 #7276D5

Accessibility & contrast

On white

10.00

#2F349D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2F349D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F349D

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F349D	#FFFFFF	#000000	##FFFFFF
##2F349D	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A0

Deuteranopia (green-blind)

#003D9B

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f349d;
/* rgb */ color: rgb(47, 52, 157);
/* oklch */ color: oklch(39.4% 0.167 273.7);

Tailwind

colors: {
  custom: {
    50: '#776cbb',
    500: '#2f349d',
    950: '#000000',
  },
}

SCSS

$custom: #2f349d;
$custom-light: #776cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f349d",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 157
  },
  "hsl": {
    "h": 237.273,
    "s": 53.922,
    "l": 40
  },
  "oklch": {
    "l": 0.39382,
    "c": 0.1668,
    "h": 273.7
  },
  "luminance": 0.05495
}

Semantic roles & 50–950 ramp

primary

#2F349D

secondary

#BCB96B

accent

#D74BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F349D

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

Preview Lab → · Contrast checker → · Palette generator →