#2F3E66#2F3E66

#2F3E66 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.1% C 0.072 H 267.3°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E66
RGB	rgb(47, 62, 102)
HSL	hsl(224, 37%, 29%)
HSV	hsv(224, 54%, 40%)
CMYK	cmyk(53.9%, 39.2%, 0%, 60%)
CIE-LAB	lab(26.76, 6.62, -25.40)
CIE-LCH	lch(26.76, 26.25, 284.62°)
OKLab	oklab(37.09% -0.0034 -0.0717)
OKLCH	oklch(37.09% 0.072 267.3)
XYZ	xyz(5.2924, 5.0085, 13.2557)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E66 #66572F

analogous

#2F5A66 #2F3E66 #3C2F66

triadic

#2F3E66 #662F3E #3E662F

tetradic

#2F3E66 #662F5A #66572F #2F663C

square

#2F3E66 #662F5A #66572F #2F663C

split-complementary

#2F3E66 #663C2F #5A662F

monochromatic

#0A0D15 #1C253C #2F3E66 #425790 #5C74B4

Accessibility & contrast

On white

10.49

#2F3E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2F3E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E66

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E66	#FFFFFF	#000000	##FFFFFF
##2F3E66	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4268

Deuteranopia (green-blind)

#283D65

Tritanopia (blue-blind)

#16474D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2f3e66;
/* rgb */ color: rgb(47, 62, 102);
/* oklch */ color: oklch(37.1% 0.072 267.3);

Tailwind

colors: {
  custom: {
    50: '#6b7392',
    500: '#2f3e66',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e66;
$custom-light: #6b7392;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e66",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 102
  },
  "hsl": {
    "h": 223.636,
    "s": 36.913,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37089,
    "c": 0.07181,
    "h": 267.3
  },
  "luminance": 0.05009
}

Semantic roles & 50–950 ramp

primary

#2F3E66

secondary

#988759

accent

#AE5BCD

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#07080D

muted

#7A7B7D

Preview Lab

Preview with #2F3E66

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

Preview Lab → · Contrast checker → · Palette generator →