#2F3B4E#2F3B4E

#2F3B4E is a dark, muted blue. Relative luminance 0.043; OKLCH L 35.0% C 0.037 H 259.4°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#2F3B4E
RGB	rgb(47, 59, 78)
HSL	hsl(217, 25%, 25%)
HSV	hsv(217, 40%, 31%)
CMYK	cmyk(39.7%, 24.4%, 0%, 69.4%)
CIE-LAB	lab(24.58, 0.59, -13.15)
CIE-LCH	lch(24.58, 13.16, 272.55°)
OKLab	oklab(34.99% -0.0068 -0.0364)
OKLCH	oklch(34.99% 0.037 259.4)
XYZ	xyz(4.1110, 4.2821, 7.8162)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3B4E #4E422F

analogous

#2F4B4E #2F3B4E #332F4E

triadic

#2F3B4E #4E2F3B #3B4E2F

tetradic

#2F3B4E #4E2F4B #4E422F #2F4E33

square

#2F3B4E #4E2F4B #4E422F #2F4E33

split-complementary

#2F3B4E #4E332F #4B4E2F

monochromatic

#0C0E13 #181E28 #2F3B4E #465874 #5D759A

Accessibility & contrast

On white

11.31

#2F3B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2F3B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3B4E

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3B4E	#FFFFFF	#000000	##FFFFFF
##2F3B4E	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343C4F

Deuteranopia (green-blind)

#31394E

Tritanopia (blue-blind)

#253F41

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f3b4e;
/* rgb */ color: rgb(47, 59, 78);
/* oklch */ color: oklch(35.0% 0.037 259.4);

Tailwind

colors: {
  custom: {
    50: '#69707f',
    500: '#2f3b4e',
    950: '#000000',
  },
}

SCSS

$custom: #2f3b4e;
$custom-light: #69707f;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3b4e",
  "rgb": {
    "r": 47,
    "g": 59,
    "b": 78
  },
  "hsl": {
    "h": 216.774,
    "s": 24.8,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34993,
    "c": 0.03702,
    "h": 259.4
  },
  "luminance": 0.04282
}

Semantic roles & 50–950 ramp

primary

#2F3B4E

secondary

#7F715A

accent

#9E67C1

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06070A

muted

#7A7A7C

Preview Lab

Preview with #2F3B4E

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

Preview Lab → · Contrast checker → · Palette generator →