#25177A#25177A

#25177A is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.6% C 0.155 H 278.3°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#25177A
RGB	rgb(37, 23, 122)
HSL	hsl(248, 68%, 28%)
HSV	hsv(248, 81%, 48%)
CMYK	cmyk(69.7%, 81.1%, 0%, 52.2%)
CIE-LAB	lab(17.51, 37.52, -53.26)
CIE-LCH	lch(17.51, 65.15, 305.16°)
OKLab	oklab(30.55% 0.0224 -0.1538)
OKLCH	oklch(30.55% 0.155 278.3)
XYZ	xyz(4.5811, 2.4109, 18.6325)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25177A #6C7A17

analogous

#173A7A #25177A #56177A

triadic

#25177A #7A2517 #177A25

tetradic

#25177A #7A173A #6C7A17 #177A56

square

#25177A #7A173A #6C7A17 #177A56

split-complementary

#25177A #7A5617 #3A7A17

monochromatic

#08051A #150D47 #25177A #3521AD #4A33D9

Accessibility & contrast

On white

14.17

#25177A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#25177A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25177A

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25177A	#FFFFFF	#000000	##FFFFFF
##25177A	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7D

Deuteranopia (green-blind)

#002778

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #25177a;
/* rgb */ color: rgb(37, 23, 122);
/* oklch */ color: oklch(30.6% 0.155 278.3);

Tailwind

colors: {
  custom: {
    50: '#6d57a2',
    500: '#25177a',
    950: '#000000',
  },
}

SCSS

$custom: #25177a;
$custom-light: #6d57a2;
$custom-dark: #000000;

JSON

{
  "hex": "#25177a",
  "rgb": {
    "r": 37,
    "g": 23,
    "b": 122
  },
  "hsl": {
    "h": 248.485,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30551,
    "c": 0.15548,
    "h": 278.3
  },
  "luminance": 0.02411
}

Semantic roles & 50–950 ramp

primary

#25177A

secondary

#9FAF3E

accent

#EB3DD2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #25177A

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

Preview Lab → · Contrast checker → · Palette generator →