#2F25B1#2F25B1

#2F25B1 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.207 H 274.3°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#2F25B1
RGB	rgb(47, 37, 177)
HSL	hsl(244, 65%, 42%)
HSV	hsv(244, 79%, 69%)
CMYK	cmyk(73.4%, 79.1%, 0%, 30.6%)
CIE-LAB	lab(27.02, 48.76, -71.48)
CIE-LCH	lch(27.02, 86.53, 304.30°)
OKLab	oklab(39.22% 0.0155 -0.2067)
OKLCH	oklch(39.22% 0.207 274.3)
XYZ	xyz(9.7670, 5.1008, 42.0563)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F25B1 #A7B125

analogous

#2561B1 #2F25B1 #7525B1

triadic

#2F25B1 #B12F25 #25B12F

tetradic

#2F25B1 #B12561 #A7B125 #25B175

square

#2F25B1 #B12561 #A7B125 #25B175

split-complementary

#2F25B1 #B17525 #61B125

monochromatic

#14104C #221A7E #2F25B1 #483DD6 #786FE1

Accessibility & contrast

On white

10.39

#2F25B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2F25B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F25B1

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F25B1	#FFFFFF	#000000	##FFFFFF
##2F25B1	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B5

Deuteranopia (green-blind)

#0039AF

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f25b1;
/* rgb */ color: rgb(47, 37, 177);
/* oklch */ color: oklch(39.2% 0.207 274.3);

Tailwind

colors: {
  custom: {
    50: '#7d63ca',
    500: '#2f25b1',
    950: '#000000',
  },
}

SCSS

$custom: #2f25b1;
$custom-light: #7d63ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f25b1",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 177
  },
  "hsl": {
    "h": 244.286,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39222,
    "c": 0.20733,
    "h": 274.3
  },
  "luminance": 0.05102
}

Semantic roles & 50–950 ramp

primary

#2F25B1

secondary

#C1C86A

accent

#E83FDC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2F25B1

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

Preview Lab → · Contrast checker → · Palette generator →