#2F278C#2F278C

#2F278C is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.6% C 0.160 H 278.1°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F278C
RGB	rgb(47, 39, 140)
HSL	hsl(245, 56%, 35%)
HSV	hsv(245, 72%, 55%)
CMYK	cmyk(66.4%, 72.1%, 0%, 45.1%)
CIE-LAB	lab(23.50, 35.56, -54.72)
CIE-LCH	lch(23.50, 65.26, 303.02°)
OKLab	oklab(35.57% 0.0223 -0.1579)
OKLCH	oklch(35.57% 0.16 278.1)
XYZ	xyz(6.6299, 3.9483, 25.2186)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F278C #848C27

analogous

#27528C #2F278C #61278C

triadic

#2F278C #8C2F27 #278C2F

tetradic

#2F278C #8C2752 #848C27 #278C61

square

#2F278C #8C2752 #848C27 #278C61

split-complementary

#2F278C #8C6127 #528C27

monochromatic

#0F0C2C #1F1A5C #2F278C #3F34BC #655CD2

Accessibility & contrast

On white

11.73

#2F278C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2F278C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F278C

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F278C	#FFFFFF	#000000	##FFFFFF
##2F278C	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#00348A

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2f278c;
/* rgb */ color: rgb(47, 39, 140);
/* oklch */ color: oklch(35.6% 0.160 278.1);

Tailwind

colors: {
  custom: {
    50: '#7462af',
    500: '#2f278c',
    950: '#000000',
  },
}

SCSS

$custom: #2f278c;
$custom-light: #7462af;
$custom-dark: #000000;

JSON

{
  "hex": "#2f278c",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 140
  },
  "hsl": {
    "h": 244.752,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.3557,
    "c": 0.15951,
    "h": 278.1
  },
  "luminance": 0.03949
}

Semantic roles & 50–950 ramp

primary

#2F278C

secondary

#AFB758

accent

#E048D4

background

#F7F5FA

surface

#EEEAF5

border

#C9C6CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F278C

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

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