#25519D#25519D

#25519D is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.7% C 0.133 H 260.5°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#25519D
RGB	rgb(37, 81, 157)
HSL	hsl(218, 62%, 38%)
HSV	hsv(218, 76%, 62%)
CMYK	cmyk(76.4%, 48.4%, 0%, 38.4%)
CIE-LAB	lab(35.42, 12.72, -45.76)
CIE-LCH	lch(35.42, 47.50, 285.54°)
OKLab	oklab(44.74% -0.0219 -0.1314)
OKLCH	oklch(44.74% 0.133 260.5)
XYZ	xyz(9.7890, 8.7114, 33.0573)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25519D #9D7125

analogous

#258D9D #25519D #35259D

triadic

#25519D #9D2551 #519D25

tetradic

#25519D #9D258D #9D7125 #259D35

square

#25519D #9D258D #9D7125 #259D35

split-complementary

#25519D #9D3525 #8D9D25

monochromatic

#0E1E3A #19376B #25519D #316BCE #628EDA

Accessibility & contrast

On white

7.66

#25519D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#25519D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25519D

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25519D	#FFFFFF	#000000	##FFFFFF
##25519D	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2759A0

Deuteranopia (green-blind)

#024E9B

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #25519d;
/* rgb */ color: rgb(37, 81, 157);
/* oklch */ color: oklch(44.7% 0.133 260.5);

Tailwind

colors: {
  custom: {
    50: '#7181ba',
    500: '#25519d',
    950: '#000000',
  },
}

SCSS

$custom: #25519d;
$custom-light: #7181ba;
$custom-dark: #000000;

JSON

{
  "hex": "#25519d",
  "rgb": {
    "r": 37,
    "g": 81,
    "b": 157
  },
  "hsl": {
    "h": 218,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.4474,
    "c": 0.1332,
    "h": 260.5
  },
  "luminance": 0.08712
}

Semantic roles & 50–950 ramp

primary

#25519D

secondary

#BF9C5E

accent

#AA43E5

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #25519D

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

Preview Lab → · Contrast checker → · Palette generator →