#2F23AC#2F23AC

#2F23AC is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.4% C 0.203 H 274.9°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F23AC
RGB	rgb(47, 35, 172)
HSL	hsl(245, 66%, 41%)
HSV	hsv(245, 80%, 67%)
CMYK	cmyk(72.7%, 79.7%, 0%, 32.5%)
CIE-LAB	lab(26.11, 48.21, -69.99)
CIE-LCH	lch(26.11, 84.98, 304.56°)
OKLab	oklab(38.42% 0.0175 -0.2024)
OKLCH	oklch(38.42% 0.203 274.9)
XYZ	xyz(9.2173, 4.7841, 39.4594)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F23AC #A0AC23

analogous

#235CAC #2F23AC #7323AC

triadic

#2F23AC #AC2F23 #23AC2F

tetradic

#2F23AC #AC235C #A0AC23 #23AC73

square

#2F23AC #AC235C #A0AC23 #23AC73

split-complementary

#2F23AC #AC7323 #5CAC23

monochromatic

#130E46 #211979 #2F23AC #4436D6 #7369E0

Accessibility & contrast

On white

10.73

#2F23AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2F23AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F23AC

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F23AC	#FFFFFF	#000000	##FFFFFF
##2F23AC	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B0

Deuteranopia (green-blind)

#0037AA

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2f23ac;
/* rgb */ color: rgb(47, 35, 172);
/* oklch */ color: oklch(38.4% 0.203 274.9);

Tailwind

colors: {
  custom: {
    50: '#7c62c6',
    500: '#2f23ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f23ac;
$custom-light: #7c62c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f23ac",
  "rgb": {
    "r": 47,
    "g": 35,
    "b": 172
  },
  "hsl": {
    "h": 245.255,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.38422,
    "c": 0.20314,
    "h": 274.9
  },
  "luminance": 0.04785
}

Semantic roles & 50–950 ramp

primary

#2F23AC

secondary

#BEC664

accent

#E93FDA

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2F23AC

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

Preview Lab → · Contrast checker → · Palette generator →