#2F348A#2F348A

#2F348A is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.6% C 0.141 H 274.8°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#2F348A
RGB	rgb(47, 52, 138)
HSL	hsl(237, 49%, 36%)
HSV	hsv(237, 66%, 54%)
CMYK	cmyk(65.9%, 62.3%, 0%, 45.9%)
CIE-LAB	lab(26.43, 26.55, -48.68)
CIE-LCH	lch(26.43, 55.45, 298.61°)
OKLab	oklab(37.65% 0.0119 -0.1402)
OKLCH	oklch(37.65% 0.141 274.8)
XYZ	xyz(6.9862, 4.8947, 24.6164)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F348A #8A852F

analogous

#2F628A #2F348A #582F8A

triadic

#2F348A #8A2F34 #348A2F

tetradic

#2F348A #8A2F62 #8A852F #2F8A58

square

#2F348A #8A2F62 #8A852F #2F8A58

split-complementary

#2F348A #8A582F #628A2F

monochromatic

#10122F #1F235C #2F348A #3F45B8 #686DCC

Accessibility & contrast

On white

10.61

#2F348A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2F348A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F348A

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F348A	#FFFFFF	#000000	##FFFFFF
##2F348A	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438D

Deuteranopia (green-blind)

#003B88

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2f348a;
/* rgb */ color: rgb(47, 52, 138);
/* oklch */ color: oklch(37.6% 0.141 274.8);

Tailwind

colors: {
  custom: {
    50: '#736bad',
    500: '#2f348a',
    950: '#000000',
  },
}

SCSS

$custom: #2f348a;
$custom-light: #736bad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f348a",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 138
  },
  "hsl": {
    "h": 236.703,
    "s": 49.189,
    "l": 36.275
  },
  "oklch": {
    "l": 0.37646,
    "c": 0.14069,
    "h": 274.8
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#2F348A

secondary

#B3AE62

accent

#D14FD9

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2F348A

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

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