#2F347E#2F347E

#2F347E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.6% C 0.123 H 275.6°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#2F347E
RGB	rgb(47, 52, 126)
HSL	hsl(236, 46%, 34%)
HSV	hsv(236, 63%, 49%)
CMYK	cmyk(62.7%, 58.7%, 0%, 50.6%)
CIE-LAB	lab(25.46, 22.18, -42.75)
CIE-LCH	lch(25.46, 48.17, 297.42°)
OKLab	oklab(36.62% 0.012 -0.1228)
OKLCH	oklch(36.62% 0.123 275.6)
XYZ	xyz(6.1650, 4.5662, 20.2911)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F347E #7E792F

analogous

#2F5C7E #2F347E #522F7E

triadic

#2F347E #7E2F34 #347E2F

tetradic

#2F347E #7E2F5C #7E792F #2F7E52

square

#2F347E #7E2F5C #7E792F #2F7E52

split-complementary

#2F347E #7E522F #5C7E2F

monochromatic

#0E0F25 #1E2251 #2F347E #4046AB #6369C5

Accessibility & contrast

On white

10.98

#2F347E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2F347E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F347E

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F347E	#FFFFFF	#000000	##FFFFFF
##2F347E	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004081

Deuteranopia (green-blind)

#00397C

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f347e;
/* rgb */ color: rgb(47, 52, 126);
/* oklch */ color: oklch(36.6% 0.123 275.6);

Tailwind

colors: {
  custom: {
    50: '#706ba4',
    500: '#2f347e',
    950: '#000000',
  },
}

SCSS

$custom: #2f347e;
$custom-light: #706ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f347e",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 126
  },
  "hsl": {
    "h": 236.203,
    "s": 45.665,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36621,
    "c": 0.12335,
    "h": 275.6
  },
  "luminance": 0.04567
}

Semantic roles & 50–950 ramp

primary

#2F347E

secondary

#ACA75D

accent

#CD52D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2F347E

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

Preview Lab → · Contrast checker → · Palette generator →