#2F366E#2F366E

#2F366E is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.8% C 0.096 H 275.1°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#2F366E
RGB	rgb(47, 54, 110)
HSL	hsl(233, 40%, 31%)
HSV	hsv(233, 57%, 43%)
CMYK	cmyk(57.3%, 50.9%, 0%, 56.9%)
CIE-LAB	lab(24.85, 14.99, -33.57)
CIE-LCH	lch(24.85, 36.77, 294.06°)
OKLab	oklab(35.79% 0.0085 -0.0957)
OKLCH	oklch(35.79% 0.096 275.1)
XYZ	xyz(5.3050, 4.3681, 15.3124)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F366E #6E672F

analogous

#2F556E #2F366E #472F6E

triadic

#2F366E #6E2F36 #366E2F

tetradic

#2F366E #6E2F55 #6E672F #2F6E47

square

#2F366E #6E2F55 #6E672F #2F6E47

split-complementary

#2F366E #6E472F #556E2F

monochromatic

#0A0C18 #1D2143 #2F366E #414B99 #5D68BA

Accessibility & contrast

On white

11.21

#2F366E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2F366E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F366E

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F366E	#FFFFFF	#000000	##FFFFFF
##2F366E	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B3E70

Deuteranopia (green-blind)

#13386D

Tritanopia (blue-blind)

#10424C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f366e;
/* rgb */ color: rgb(47, 54, 110);
/* oklch */ color: oklch(35.8% 0.096 275.1);

Tailwind

colors: {
  custom: {
    50: '#6d6c98',
    500: '#2f366e',
    950: '#000000',
  },
}

SCSS

$custom: #2f366e;
$custom-light: #6d6c98;
$custom-dark: #000000;

JSON

{
  "hex": "#2f366e",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 110
  },
  "hsl": {
    "h": 233.333,
    "s": 40.127,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35791,
    "c": 0.09611,
    "h": 275.1
  },
  "luminance": 0.04368
}

Semantic roles & 50–950 ramp

primary

#2F366E

secondary

#9F9859

accent

#C358D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2F366E

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

Preview Lab → · Contrast checker → · Palette generator →