#25177D#25177D

#25177D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.159 H 277.8°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#25177D
RGB	rgb(37, 23, 125)
HSL	hsl(248, 69%, 29%)
HSV	hsv(248, 82%, 49%)
CMYK	cmyk(70.4%, 81.6%, 0%, 51%)
CIE-LAB	lab(17.86, 38.49, -54.60)
CIE-LCH	lch(17.86, 66.81, 305.18°)
OKLab	oklab(30.89% 0.0216 -0.1578)
OKLCH	oklch(30.89% 0.159 277.8)
XYZ	xyz(4.7698, 2.4864, 19.6266)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25177D #6F7D17

analogous

#173C7D #25177D #58177D

triadic

#25177D #7D2517 #177D25

tetradic

#25177D #7D173C #6F7D17 #177D58

square

#25177D #7D173C #6F7D17 #177D58

split-complementary

#25177D #7D5817 #3C7D17

monochromatic

#08051A #160D49 #25177D #3421B1 #4B35DA

Accessibility & contrast

On white

14.02

#25177D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#25177D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25177D

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25177D	#FFFFFF	#000000	##FFFFFF
##25177D	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003080

Deuteranopia (green-blind)

#00277B

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #25177d;
/* rgb */ color: rgb(37, 23, 125);
/* oklch */ color: oklch(30.9% 0.159 277.8);

Tailwind

colors: {
  custom: {
    50: '#6e57a4',
    500: '#25177d',
    950: '#000000',
  },
}

SCSS

$custom: #25177d;
$custom-light: #6e57a4;
$custom-dark: #000000;

JSON

{
  "hex": "#25177d",
  "rgb": {
    "r": 37,
    "g": 23,
    "b": 125
  },
  "hsl": {
    "h": 248.235,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30894,
    "c": 0.15923,
    "h": 277.8
  },
  "luminance": 0.02487
}

Semantic roles & 50–950 ramp

primary

#25177D

secondary

#A2B23E

accent

#EC3CD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #25177D

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

Preview Lab → · Contrast checker → · Palette generator →