#25478A#25478A

#25478A is a dark, moderate blue. Relative luminance 0.067; OKLCH L 41.1% C 0.119 H 262.2°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#25478A
RGB	rgb(37, 71, 138)
HSL	hsl(220, 58%, 34%)
HSV	hsv(220, 73%, 54%)
CMYK	cmyk(73.2%, 48.6%, 0%, 45.9%)
CIE-LAB	lab(31.19, 12.01, -41.00)
CIE-LCH	lch(31.19, 42.72, 286.32°)
OKLab	oklab(41.08% -0.016 -0.1176)
OKLCH	oklch(41.08% 0.119 262.2)
XYZ	xyz(7.6020, 6.7340, 24.9390)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25478A #8A6825

analogous

#257A8A #25478A #36258A

triadic

#25478A #8A2547 #478A25

tetradic

#25478A #8A257A #8A6825 #258A36

square

#25478A #8A257A #8A6825 #258A36

split-complementary

#25478A #8A3625 #7A8A25

monochromatic

#0B1529 #182E5A #25478A #3260BA #5781D2

Accessibility & contrast

On white

8.95

#25478A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#25478A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25478A

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25478A	#FFFFFF	#000000	##FFFFFF
##25478A	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234E8C

Deuteranopia (green-blind)

#0A4589

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #25478a;
/* rgb */ color: rgb(37, 71, 138);
/* oklch */ color: oklch(41.1% 0.119 262.2);

Tailwind

colors: {
  custom: {
    50: '#6d79ad',
    500: '#25478a',
    950: '#000000',
  },
}

SCSS

$custom: #25478a;
$custom-light: #6d79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25478a",
  "rgb": {
    "r": 37,
    "g": 71,
    "b": 138
  },
  "hsl": {
    "h": 219.802,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41084,
    "c": 0.11864,
    "h": 262.2
  },
  "luminance": 0.06735
}

Semantic roles & 50–950 ramp

primary

#25478A

secondary

#B79554

accent

#AD47E1

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #25478A

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

Preview Lab → · Contrast checker → · Palette generator →