#2F408A#2F408A

#2F408A is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.1% C 0.125 H 270.2°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F408A
RGB	rgb(47, 64, 138)
HSL	hsl(229, 49%, 36%)
HSV	hsv(229, 66%, 54%)
CMYK	cmyk(65.9%, 53.6%, 0%, 45.9%)
CIE-LAB	lab(29.68, 18.45, -43.42)
CIE-LCH	lch(29.68, 47.17, 293.02°)
OKLab	oklab(40.07% 0.0004 -0.1246)
OKLCH	oklch(40.07% 0.125 270.2)
XYZ	xyz(7.5916, 6.1054, 24.8182)
Luminance	0.0611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F408A #8A792F

analogous

#2F6E8A #2F408A #4C2F8A

triadic

#2F408A #8A2F40 #408A2F

tetradic

#2F408A #8A2F6E #8A792F #2F8A4C

square

#2F408A #8A2F6E #8A792F #2F8A4C

split-complementary

#2F408A #8A4C2F #6E8A2F

monochromatic

#10162F #1F2B5C #2F408A #3F55B8 #687ACC

Accessibility & contrast

On white

9.45

#2F408A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2F408A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F408A

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F408A	#FFFFFF	#000000	##FFFFFF
##2F408A	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124A8D

Deuteranopia (green-blind)

#004288

Tritanopia (blue-blind)

#00515E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f408a;
/* rgb */ color: rgb(47, 64, 138);
/* oklch */ color: oklch(40.1% 0.125 270.2);

Tailwind

colors: {
  custom: {
    50: '#7274ad',
    500: '#2f408a',
    950: '#000000',
  },
}

SCSS

$custom: #2f408a;
$custom-light: #7274ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f408a",
  "rgb": {
    "r": 47,
    "g": 64,
    "b": 138
  },
  "hsl": {
    "h": 228.791,
    "s": 49.189,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40068,
    "c": 0.12457,
    "h": 270.2
  },
  "luminance": 0.06106
}

Semantic roles & 50–950 ramp

primary

#2F408A

secondary

#B3A462

accent

#BF4FD9

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #2F408A

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

Preview Lab → · Contrast checker → · Palette generator →