#2F3D64#2F3D64

#2F3D64 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.7% C 0.070 H 267.9°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D64
RGB	rgb(47, 61, 100)
HSL	hsl(224, 36%, 29%)
HSV	hsv(224, 53%, 39%)
CMYK	cmyk(53%, 39%, 0%, 60.8%)
CIE-LAB	lab(26.34, 6.60, -24.78)
CIE-LCH	lch(26.34, 25.64, 284.91°)
OKLab	oklab(36.73% -0.0026 -0.0699)
OKLCH	oklch(36.73% 0.07 267.9)
XYZ	xyz(5.1405, 4.8616, 12.7216)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D64 #64562F

analogous

#2F5864 #2F3D64 #3C2F64

triadic

#2F3D64 #642F3D #3D642F

tetradic

#2F3D64 #642F58 #64562F #2F643C

square

#2F3D64 #642F58 #64562F #2F643C

split-complementary

#2F3D64 #643C2F #58642F

monochromatic

#0A0D15 #1B243A #2F3D64 #43568E #5B72B2

Accessibility & contrast

On white

10.65

#2F3D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2F3D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D64

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D64	#FFFFFF	#000000	##FFFFFF
##2F3D64	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4166

Deuteranopia (green-blind)

#283C63

Tritanopia (blue-blind)

#18454B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2f3d64;
/* rgb */ color: rgb(47, 61, 100);
/* oklch */ color: oklch(36.7% 0.070 267.9);

Tailwind

colors: {
  custom: {
    50: '#6b7290',
    500: '#2f3d64',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d64;
$custom-light: #6b7290;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d64",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 224.151,
    "s": 36.054,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36726,
    "c": 0.06997,
    "h": 267.9
  },
  "luminance": 0.04862
}

Semantic roles & 50–950 ramp

primary

#2F3D64

secondary

#968659

accent

#AE5CCC

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#07070C

muted

#7A7A7D

Preview Lab

Preview with #2F3D64

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

Preview Lab → · Contrast checker → · Palette generator →