#2F278F#2F278F

#2F278F is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.163 H 277.7°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#2F278F
RGB	rgb(47, 39, 143)
HSL	hsl(245, 57%, 36%)
HSV	hsv(245, 73%, 56%)
CMYK	cmyk(67.1%, 72.7%, 0%, 43.9%)
CIE-LAB	lab(23.80, 36.58, -56.10)
CIE-LCH	lch(23.80, 66.97, 303.11°)
OKLab	oklab(35.87% 0.0218 -0.162)
OKLCH	oklch(35.87% 0.163 277.7)
XYZ	xyz(6.8541, 4.0380, 26.3995)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F278F #878F27

analogous

#27538F #2F278F #63278F

triadic

#2F278F #8F2F27 #278F2F

tetradic

#2F278F #8F2753 #878F27 #278F63

square

#2F278F #8F2753 #878F27 #278F63

split-complementary

#2F278F #8F6327 #538F27

monochromatic

#0F0D2F #1F1A5F #2F278F #3F34BF #665DD3

Accessibility & contrast

On white

11.62

#2F278F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2F278F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F278F

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F278F	#FFFFFF	#000000	##FFFFFF
##2F278F	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D92

Deuteranopia (green-blind)

#00348D

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f278f;
/* rgb */ color: rgb(47, 39, 143);
/* oklch */ color: oklch(35.9% 0.163 277.7);

Tailwind

colors: {
  custom: {
    50: '#7562b1',
    500: '#2f278f',
    950: '#000000',
  },
}

SCSS

$custom: #2f278f;
$custom-light: #7562b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f278f",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 143
  },
  "hsl": {
    "h": 244.615,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35872,
    "c": 0.16343,
    "h": 277.7
  },
  "luminance": 0.04039
}

Semantic roles & 50–950 ramp

primary

#2F278F

secondary

#B1B85A

accent

#E047D5

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #2F278F

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

Preview Lab → · Contrast checker → · Palette generator →