#2F366D#2F366D

#2F366D is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.7% C 0.095 H 275.1°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F366D
RGB	rgb(47, 54, 109)
HSL	hsl(233, 40%, 31%)
HSV	hsv(233, 57%, 43%)
CMYK	cmyk(56.9%, 50.5%, 0%, 57.3%)
CIE-LAB	lab(24.79, 14.63, -33.04)
CIE-LCH	lch(24.79, 36.13, 293.89°)
OKLab	oklab(35.72% 0.0084 -0.0942)
OKLCH	oklch(35.72% 0.095 275.1)
XYZ	xyz(5.2509, 4.3464, 15.0273)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F366D #6D662F

analogous

#2F556D #2F366D #472F6D

triadic

#2F366D #6D2F36 #366D2F

tetradic

#2F366D #6D2F55 #6D662F #2F6D47

square

#2F366D #6D2F55 #6D662F #2F6D47

split-complementary

#2F366D #6D472F #556D2F

monochromatic

#0A0C17 #1D2142 #2F366D #414B98 #5D68B9

Accessibility & contrast

On white

11.23

#2F366D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2F366D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F366D

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F366D	#FFFFFF	#000000	##FFFFFF
##2F366D	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3E6F

Deuteranopia (green-blind)

#15386C

Tritanopia (blue-blind)

#11424C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f366d;
/* rgb */ color: rgb(47, 54, 109);
/* oklch */ color: oklch(35.7% 0.095 275.1);

Tailwind

colors: {
  custom: {
    50: '#6d6c97',
    500: '#2f366d',
    950: '#000000',
  },
}

SCSS

$custom: #2f366d;
$custom-light: #6d6c97;
$custom-dark: #000000;

JSON

{
  "hex": "#2f366d",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 109
  },
  "hsl": {
    "h": 233.226,
    "s": 39.744,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35718,
    "c": 0.09453,
    "h": 275.1
  },
  "luminance": 0.04347
}

Semantic roles & 50–950 ramp

primary

#2F366D

secondary

#9E9759

accent

#C258D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2F366D

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

Preview Lab → · Contrast checker → · Palette generator →