#2F3F92#2F3F92

#2F3F92 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.138 H 270.8°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#2F3F92
RGB	rgb(47, 63, 146)
HSL	hsl(230, 51%, 38%)
HSV	hsv(230, 68%, 57%)
CMYK	cmyk(67.8%, 56.8%, 0%, 42.7%)
CIE-LAB	lab(30.00, 22.11, -47.83)
CIE-LCH	lch(30.00, 52.69, 294.81°)
OKLab	oklab(40.5% 0.0019 -0.1375)
OKLCH	oklch(40.5% 0.138 270.8)
XYZ	xyz(8.1363, 6.2339, 27.9630)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3F92 #92822F

analogous

#2F7092 #2F3F92 #502F92

triadic

#2F3F92 #922F3F #3F922F

tetradic

#2F3F92 #922F70 #92822F #2F9250

square

#2F3F92 #922F70 #92822F #2F9250

split-complementary

#2F3F92 #92502F #70922F

monochromatic

#111735 #202B64 #2F3F92 #3E53C0 #6C7CD0

Accessibility & contrast

On white

9.35

#2F3F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2F3F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3F92

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3F92	#FFFFFF	#000000	##FFFFFF
##2F3F92	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B95

Deuteranopia (green-blind)

#004290

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3f92;
/* rgb */ color: rgb(47, 63, 146);
/* oklch */ color: oklch(40.5% 0.138 270.8);

Tailwind

colors: {
  custom: {
    50: '#7473b3',
    500: '#2f3f92',
    950: '#000000',
  },
}

SCSS

$custom: #2f3f92;
$custom-light: #7473b3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3f92",
  "rgb": {
    "r": 47,
    "g": 63,
    "b": 146
  },
  "hsl": {
    "h": 230.303,
    "s": 51.295,
    "l": 37.843
  },
  "oklch": {
    "l": 0.40497,
    "c": 0.13756,
    "h": 270.8
  },
  "luminance": 0.06235
}

Semantic roles & 50–950 ramp

primary

#2F3F92

secondary

#B7AA66

accent

#C44DDB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3F92

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

Preview Lab → · Contrast checker → · Palette generator →