#25187D#25187D

#25187D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.0% C 0.158 H 277.6°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#25187D
RGB	rgb(37, 24, 125)
HSL	hsl(248, 68%, 29%)
HSV	hsv(248, 81%, 49%)
CMYK	cmyk(70.4%, 80.8%, 0%, 51%)
CIE-LAB	lab(18.04, 37.97, -54.30)
CIE-LCH	lch(18.04, 66.26, 304.96°)
OKLab	oklab(31.02% 0.021 -0.1569)
OKLCH	oklch(31.02% 0.158 277.6)
XYZ	xyz(4.7901, 2.5268, 19.6334)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25187D #707D18

analogous

#183E7D #25187D #58187D

triadic

#25187D #7D2518 #187D25

tetradic

#25187D #7D183E #707D18 #187D58

square

#25187D #7D183E #707D18 #187D58

split-complementary

#25187D #7D5818 #3E7D18

monochromatic

#08051A #160E4A #25187D #3422B0 #4C37D9

Accessibility & contrast

On white

13.95

#25187D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#25187D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25187D

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25187D	#FFFFFF	#000000	##FFFFFF
##25187D	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003080

Deuteranopia (green-blind)

#00287B

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #25187d;
/* rgb */ color: rgb(37, 24, 125);
/* oklch */ color: oklch(31.0% 0.158 277.6);

Tailwind

colors: {
  custom: {
    50: '#6e58a4',
    500: '#25187d',
    950: '#000000',
  },
}

SCSS

$custom: #25187d;
$custom-light: #6e58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#25187d",
  "rgb": {
    "r": 37,
    "g": 24,
    "b": 125
  },
  "hsl": {
    "h": 247.723,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.31022,
    "c": 0.15829,
    "h": 277.6
  },
  "luminance": 0.02527
}

Semantic roles & 50–950 ramp

primary

#25187D

secondary

#A3B23F

accent

#EB3DD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #25187D

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

Preview Lab → · Contrast checker → · Palette generator →