#2F278A#2F278A

#2F278A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.4% C 0.157 H 278.3°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F278A
RGB	rgb(47, 39, 138)
HSL	hsl(245, 56%, 35%)
HSV	hsv(245, 72%, 54%)
CMYK	cmyk(65.9%, 71.7%, 0%, 45.9%)
CIE-LAB	lab(23.30, 34.89, -53.80)
CIE-LCH	lch(23.30, 64.12, 302.96°)
OKLab	oklab(35.37% 0.0227 -0.1552)
OKLCH	oklch(35.37% 0.157 278.3)
XYZ	xyz(6.4838, 3.8898, 24.4490)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F278A #828A27

analogous

#27518A #2F278A #60278A

triadic

#2F278A #8A2F27 #278A2F

tetradic

#2F278A #8A2751 #828A27 #278A60

square

#2F278A #8A2751 #828A27 #278A60

split-complementary

#2F278A #8A6027 #518A27

monochromatic

#0E0C2B #1F1A5A #2F278A #3F34BA #645BD1

Accessibility & contrast

On white

11.81

#2F278A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2F278A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F278A

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F278A	#FFFFFF	#000000	##FFFFFF
##2F278A	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8D

Deuteranopia (green-blind)

#003388

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2f278a;
/* rgb */ color: rgb(47, 39, 138);
/* oklch */ color: oklch(35.4% 0.157 278.3);

Tailwind

colors: {
  custom: {
    50: '#7462ad',
    500: '#2f278a',
    950: '#000000',
  },
}

SCSS

$custom: #2f278a;
$custom-light: #7462ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f278a",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 138
  },
  "hsl": {
    "h": 244.848,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.3537,
    "c": 0.15689,
    "h": 278.3
  },
  "luminance": 0.0389
}

Semantic roles & 50–950 ramp

primary

#2F278A

secondary

#AEB657

accent

#DF49D3

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F278A

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

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