#2F24A5#2F24A5

#2F24A5 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.8% C 0.194 H 275.6°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#2F24A5
RGB	rgb(47, 36, 165)
HSL	hsl(245, 64%, 39%)
HSV	hsv(245, 78%, 65%)
CMYK	cmyk(71.5%, 78.2%, 0%, 35.3%)
CIE-LAB	lab(25.51, 45.49, -66.76)
CIE-LCH	lch(25.51, 80.78, 304.27°)
OKLab	oklab(37.77% 0.0188 -0.193)
OKLCH	oklch(37.77% 0.194 275.6)
XYZ	xyz(8.5925, 4.5819, 36.0216)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F24A5 #9AA524

analogous

#245AA5 #2F24A5 #7024A5

triadic

#2F24A5 #A52F24 #24A52F

tetradic

#2F24A5 #A5245A #9AA524 #24A570

square

#2F24A5 #A5245A #9AA524 #24A570

split-complementary

#2F24A5 #A57024 #5AA524

monochromatic

#120E41 #211973 #2F24A5 #4134D3 #7066DE

Accessibility & contrast

On white

10.96

#2F24A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2F24A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F24A5

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F24A5	#FFFFFF	#000000	##FFFFFF
##2F24A5	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A9

Deuteranopia (green-blind)

#0037A3

Tritanopia (blue-blind)

#004B64

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f24a5;
/* rgb */ color: rgb(47, 36, 165);
/* oklch */ color: oklch(37.8% 0.194 275.6);

Tailwind

colors: {
  custom: {
    50: '#7a62c1',
    500: '#2f24a5',
    950: '#000000',
  },
}

SCSS

$custom: #2f24a5;
$custom-light: #7a62c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f24a5",
  "rgb": {
    "r": 47,
    "g": 36,
    "b": 165
  },
  "hsl": {
    "h": 245.116,
    "s": 64.179,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37773,
    "c": 0.19392,
    "h": 275.6
  },
  "luminance": 0.04583
}

Semantic roles & 50–950 ramp

primary

#2F24A5

secondary

#BBC362

accent

#E741D9

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2F24A5

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

Preview Lab → · Contrast checker → · Palette generator →