#25218F#25218F

#25218F is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.3% C 0.172 H 274.0°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#25218F
RGB	rgb(37, 33, 143)
HSL	hsl(242, 63%, 35%)
HSV	hsv(242, 77%, 56%)
CMYK	cmyk(74.1%, 76.9%, 0%, 43.9%)
CIE-LAB	lab(21.81, 38.97, -59.39)
CIE-LCH	lch(21.81, 71.04, 303.27°)
OKLab	oklab(34.27% 0.0121 -0.1718)
OKLCH	oklch(34.27% 0.172 274)
XYZ	xyz(6.2631, 3.4636, 26.3197)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25218F #8B8F21

analogous

#21548F #25218F #5C218F

triadic

#25218F #8F2521 #218F25

tetradic

#25218F #8F2154 #8B8F21 #218F5C

square

#25218F #8F2154 #8B8F21 #218F5C

split-complementary

#25218F #8F5C21 #548F21

monochromatic

#0B0A2C #18165D #25218F #322CC1 #5853D7

Accessibility & contrast

On white

12.41

#25218F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#25218F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25218F

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25218F	#FFFFFF	#000000	##FFFFFF
##25218F	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003992

Deuteranopia (green-blind)

#002F8D

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #25218f;
/* rgb */ color: rgb(37, 33, 143);
/* oklch */ color: oklch(34.3% 0.172 274.0);

Tailwind

colors: {
  custom: {
    50: '#715eb1',
    500: '#25218f',
    950: '#000000',
  },
}

SCSS

$custom: #25218f;
$custom-light: #715eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#25218f",
  "rgb": {
    "r": 37,
    "g": 33,
    "b": 143
  },
  "hsl": {
    "h": 242.182,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34273,
    "c": 0.17222,
    "h": 274
  },
  "luminance": 0.03464
}

Semantic roles & 50–950 ramp

primary

#25218F

secondary

#B7BB51

accent

#E642E0

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #25218F

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

Preview Lab → · Contrast checker → · Palette generator →