#2F238A#2F238A

#2F238A is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.8% C 0.161 H 279.1°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#2F238A
RGB	rgb(47, 35, 138)
HSL	hsl(247, 60%, 34%)
HSV	hsv(247, 75%, 54%)
CMYK	cmyk(65.9%, 74.6%, 0%, 45.9%)
CIE-LAB	lab(22.45, 37.26, -55.21)
CIE-LCH	lch(22.45, 66.61, 304.02°)
OKLab	oklab(34.76% 0.0256 -0.1593)
OKLCH	oklch(34.76% 0.161 279.1)
XYZ	xyz(6.3593, 3.6409, 24.4075)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F238A #7E8A23

analogous

#234B8A #2F238A #63238A

triadic

#2F238A #8A2F23 #238A2F

tetradic

#2F238A #8A234B #7E8A23 #238A63

square

#2F238A #8A234B #7E8A23 #238A63

split-complementary

#2F238A #8A6323 #4B8A23

monochromatic

#0E0A28 #1E1759 #2F238A #402FBB #6354D4

Accessibility & contrast

On white

12.15

#2F238A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2F238A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F238A

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F238A	#FFFFFF	#000000	##FFFFFF
##2F238A	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003288

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f238a;
/* rgb */ color: rgb(47, 35, 138);
/* oklch */ color: oklch(34.8% 0.161 279.1);

Tailwind

colors: {
  custom: {
    50: '#7460ad',
    500: '#2f238a',
    950: '#000000',
  },
}

SCSS

$custom: #2f238a;
$custom-light: #7460ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f238a",
  "rgb": {
    "r": 47,
    "g": 35,
    "b": 138
  },
  "hsl": {
    "h": 246.99,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34758,
    "c": 0.16138,
    "h": 279.1
  },
  "luminance": 0.03641
}

Semantic roles & 50–950 ramp

primary

#2F238A

secondary

#ACB751

accent

#E345D0

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F238A

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

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