#25348B#25348B

#25348B is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.145 H 270.2°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#25348B
RGB	rgb(37, 52, 139)
HSL	hsl(231, 58%, 35%)
HSV	hsv(231, 73%, 55%)
CMYK	cmyk(73.4%, 62.6%, 0%, 45.5%)
CIE-LAB	lab(25.90, 25.42, -50.19)
CIE-LCH	lch(25.90, 56.26, 296.86°)
OKLab	oklab(37.11% 0.0005 -0.1449)
OKLCH	oklch(37.11% 0.145 270.2)
XYZ	xyz(6.6495, 4.7127, 24.9803)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25348B #8B7C25

analogous

#25678B #25348B #49258B

triadic

#25348B #8B2534 #348B25

tetradic

#25348B #8B2567 #8B7C25 #258B49

square

#25348B #8B2567 #8B7C25 #258B49

split-complementary

#25348B #8B4925 #678B25

monochromatic

#0B102A #18225B #25348B #3246BB #586AD3

Accessibility & contrast

On white

10.81

#25348B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#25348B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25348B

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25348B	#FFFFFF	#000000	##FFFFFF
##25348B	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428E

Deuteranopia (green-blind)

#003989

Tritanopia (blue-blind)

#004A5A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #25348b;
/* rgb */ color: rgb(37, 52, 139);
/* oklch */ color: oklch(37.1% 0.145 270.2);

Tailwind

colors: {
  custom: {
    50: '#6f6bae',
    500: '#25348b',
    950: '#000000',
  },
}

SCSS

$custom: #25348b;
$custom-light: #6f6bae;
$custom-dark: #000000;

JSON

{
  "hex": "#25348b",
  "rgb": {
    "r": 37,
    "g": 52,
    "b": 139
  },
  "hsl": {
    "h": 231.176,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.37115,
    "c": 0.14489,
    "h": 270.2
  },
  "luminance": 0.04713
}

Semantic roles & 50–950 ramp

primary

#25348B

secondary

#B7A955

accent

#CA47E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #25348B

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

Preview Lab → · Contrast checker → · Palette generator →