#25439B#25439B

#25439B is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.5% C 0.148 H 265.9°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#25439B
RGB	rgb(37, 67, 155)
HSL	hsl(225, 61%, 38%)
HSV	hsv(225, 76%, 61%)
CMYK	cmyk(76.1%, 56.8%, 0%, 39.2%)
CIE-LAB	lab(31.28, 21.39, -51.24)
CIE-LCH	lch(31.28, 55.53, 292.65°)
OKLab	oklab(41.55% -0.0107 -0.1478)
OKLCH	oklch(41.55% 0.148 265.9)
XYZ	xyz(8.6844, 6.7732, 31.8537)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25439B #9B7D25

analogous

#257E9B #25439B #42259B

triadic

#25439B #9B2543 #439B25

tetradic

#25439B #9B257E #9B7D25 #259B42

square

#25439B #9B257E #9B7D25 #259B42

split-complementary

#25439B #9B4225 #7E9B25

monochromatic

#0D1838 #192E6A #25439B #3158CC #6180D9

Accessibility & contrast

On white

8.92

#25439B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#25439B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25439B

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25439B	#FFFFFF	#000000	##FFFFFF
##25439B	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9E

Deuteranopia (green-blind)

#004499

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #25439b;
/* rgb */ color: rgb(37, 67, 155);
/* oklch */ color: oklch(41.5% 0.148 265.9);

Tailwind

colors: {
  custom: {
    50: '#7176b9',
    500: '#25439b',
    950: '#000000',
  },
}

SCSS

$custom: #25439b;
$custom-light: #7176b9;
$custom-dark: #000000;

JSON

{
  "hex": "#25439b",
  "rgb": {
    "r": 37,
    "g": 67,
    "b": 155
  },
  "hsl": {
    "h": 224.746,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.41547,
    "c": 0.14815,
    "h": 265.9
  },
  "luminance": 0.06774
}

Semantic roles & 50–950 ramp

primary

#25439B

secondary

#BFA65D

accent

#BC43E5

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #25439B

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

Preview Lab → · Contrast checker → · Palette generator →