#25398C#25398C

#25398C is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.2% C 0.140 H 268.6°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#25398C
RGB	rgb(37, 57, 140)
HSL	hsl(228, 58%, 35%)
HSV	hsv(228, 74%, 55%)
CMYK	cmyk(73.6%, 59.3%, 0%, 45.1%)
CIE-LAB	lab(27.33, 22.39, -48.48)
CIE-LCH	lch(27.33, 53.40, 294.79°)
OKLab	oklab(38.21% -0.0035 -0.1398)
OKLCH	oklch(38.21% 0.14 268.6)
XYZ	xyz(6.9581, 5.2123, 25.4452)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25398C #8C7825

analogous

#256C8C #25398C #45258C

triadic

#25398C #8C2539 #398C25

tetradic

#25398C #8C256C #8C7825 #258C45

square

#25398C #8C256C #8C7825 #258C45

split-complementary

#25398C #8C4525 #6C8C25

monochromatic

#0B122B #18255C #25398C #324DBC #5870D3

Accessibility & contrast

On white

10.28

#25398C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#25398C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25398C

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25398C	#FFFFFF	#000000	##FFFFFF
##25398C	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458F

Deuteranopia (green-blind)

#003C8A

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #25398c;
/* rgb */ color: rgb(37, 57, 140);
/* oklch */ color: oklch(38.2% 0.140 268.6);

Tailwind

colors: {
  custom: {
    50: '#6e6fae',
    500: '#25398c',
    950: '#000000',
  },
}

SCSS

$custom: #25398c;
$custom-light: #6e6fae;
$custom-dark: #000000;

JSON

{
  "hex": "#25398c",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 140
  },
  "hsl": {
    "h": 228.35,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38205,
    "c": 0.13984,
    "h": 268.6
  },
  "luminance": 0.05213
}

Semantic roles & 50–950 ramp

primary

#25398C

secondary

#B8A455

accent

#C346E1

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #25398C

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

Preview Lab → · Contrast checker → · Palette generator →