#2F287D#2F287D

#2F287D is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.3% C 0.138 H 279.9°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#2F287D
RGB	rgb(47, 40, 125)
HSL	hsl(245, 52%, 32%)
HSV	hsv(245, 68%, 49%)
CMYK	cmyk(62.4%, 68%, 0%, 51%)
CIE-LAB	lab(22.31, 29.80, -47.25)
CIE-LCH	lch(22.31, 55.86, 302.23°)
OKLab	oklab(34.28% 0.0238 -0.1361)
OKLCH	oklch(34.28% 0.138 279.9)
XYZ	xyz(5.6316, 3.6022, 19.7966)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F287D #767D28

analogous

#284C7D #2F287D #59287D

triadic

#2F287D #7D2F28 #287D2F

tetradic

#2F287D #7D284C #767D28 #287D59

square

#2F287D #7D284C #767D28 #287D59

split-complementary

#2F287D #7D5928 #4C7D28

monochromatic

#0C0A20 #1E194F #2F287D #4037AB #6056C9

Accessibility & contrast

On white

12.21

#2F287D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2F287D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F287D

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F287D	#FFFFFF	#000000	##FFFFFF
##2F287D	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#00327B

Tritanopia (blue-blind)

#003E4E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2f287d;
/* rgb */ color: rgb(47, 40, 125);
/* oklch */ color: oklch(34.3% 0.138 279.9);

Tailwind

colors: {
  custom: {
    50: '#7162a3',
    500: '#2f287d',
    950: '#000000',
  },
}

SCSS

$custom: #2f287d;
$custom-light: #7162a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f287d",
  "rgb": {
    "r": 47,
    "g": 40,
    "b": 125
  },
  "hsl": {
    "h": 244.941,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34278,
    "c": 0.13812,
    "h": 279.9
  },
  "luminance": 0.03603
}

Semantic roles & 50–950 ramp

primary

#2F287D

secondary

#A7AE53

accent

#DB4DCF

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2F287D

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

Preview Lab → · Contrast checker → · Palette generator →