#2F287F#2F287F

#2F287F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.5% C 0.141 H 279.6°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#2F287F
RGB	rgb(47, 40, 127)
HSL	hsl(245, 52%, 33%)
HSV	hsv(245, 69%, 50%)
CMYK	cmyk(63%, 68.5%, 0%, 50.2%)
CIE-LAB	lab(22.49, 30.49, -48.22)
CIE-LCH	lch(22.49, 57.05, 302.30°)
OKLab	oklab(34.47% 0.0235 -0.1389)
OKLCH	oklch(34.47% 0.141 279.6)
XYZ	xyz(5.7606, 3.6538, 20.4762)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F287F #787F28

analogous

#284C7F #2F287F #5B287F

triadic

#2F287F #7F2F28 #287F2F

tetradic

#2F287F #7F284C #787F28 #287F5B

square

#2F287F #7F284C #787F28 #287F5B

split-complementary

#2F287F #7F5B28 #4C7F28

monochromatic

#0D0B22 #1E1950 #2F287F #4037AE #6057CA

Accessibility & contrast

On white

12.13

#2F287F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2F287F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F287F

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F287F	#FFFFFF	#000000	##FFFFFF
##2F287F	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003982

Deuteranopia (green-blind)

#00327D

Tritanopia (blue-blind)

#003E50

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f287f;
/* rgb */ color: rgb(47, 40, 127);
/* oklch */ color: oklch(34.5% 0.141 279.6);

Tailwind

colors: {
  custom: {
    50: '#7162a5',
    500: '#2f287f',
    950: '#000000',
  },
}

SCSS

$custom: #2f287f;
$custom-light: #7162a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f287f",
  "rgb": {
    "r": 47,
    "g": 40,
    "b": 127
  },
  "hsl": {
    "h": 244.828,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34466,
    "c": 0.14088,
    "h": 279.6
  },
  "luminance": 0.03654
}

Semantic roles & 50–950 ramp

primary

#2F287F

secondary

#A8AF54

accent

#DC4CD0

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2F287F

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

Preview Lab → · Contrast checker → · Palette generator →