#25128F#25128F

#25128F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.5% C 0.185 H 275.6°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#25128F
RGB	rgb(37, 18, 143)
HSL	hsl(249, 78%, 32%)
HSV	hsv(249, 87%, 56%)
CMYK	cmyk(74.1%, 87.4%, 0%, 43.9%)
CIE-LAB	lab(19.26, 46.39, -63.62)
CIE-LCH	lch(19.26, 78.74, 306.10°)
OKLab	oklab(32.5% 0.0179 -0.1839)
OKLCH	oklch(32.5% 0.185 275.6)
XYZ	xyz(5.9356, 2.8085, 26.2106)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25128F #7C8F12

analogous

#123E8F #25128F #64128F

triadic

#25128F #8F2512 #128F25

tetradic

#25128F #8F123E #7C8F12 #128F64

square

#25128F #8F123E #7C8F12 #128F64

split-complementary

#25128F #8F6412 #3E8F12

monochromatic

#090422 #170B59 #25128F #3319C5 #5036E6

Accessibility & contrast

On white

13.45

#25128F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#25128F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25128F

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25128F	#FFFFFF	#000000	##FFFFFF
##25128F	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003492

Deuteranopia (green-blind)

#00298D

Tritanopia (blue-blind)

#003C54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #25128f;
/* rgb */ color: rgb(37, 18, 143);
/* oklch */ color: oklch(32.5% 0.185 275.6);

Tailwind

colors: {
  custom: {
    50: '#7356b1',
    500: '#25128f',
    950: '#000000',
  },
}

SCSS

$custom: #25128f;
$custom-light: #7356b1;
$custom-dark: #000000;

JSON

{
  "hex": "#25128f",
  "rgb": {
    "r": 37,
    "g": 18,
    "b": 143
  },
  "hsl": {
    "h": 249.12,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.32498,
    "c": 0.18472,
    "h": 275.6
  },
  "luminance": 0.02809
}

Semantic roles & 50–950 ramp

primary

#25128F

secondary

#AEC33A

accent

#F434D7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #25128F

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

Preview Lab → · Contrast checker → · Palette generator →