#25389E#25389E

#25389E is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.166 H 269.0°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#25389E
RGB	rgb(37, 56, 158)
HSL	hsl(231, 62%, 38%)
HSV	hsv(231, 77%, 62%)
CMYK	cmyk(76.6%, 64.6%, 0%, 38%)
CIE-LAB	lab(28.61, 29.94, -57.42)
CIE-LCH	lch(28.61, 64.76, 297.54°)
OKLab	oklab(39.64% -0.0029 -0.166)
OKLCH	oklch(39.64% 0.166 269)
XYZ	xyz(8.3466, 5.6894, 32.9994)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25389E #9E8B25

analogous

#25749E #25389E #4F259E

triadic

#25389E #9E2538 #389E25

tetradic

#25389E #9E2574 #9E8B25 #259E4F

square

#25389E #9E2574 #9E8B25 #259E4F

split-complementary

#25389E #9E4F25 #749E25

monochromatic

#0E153B #19266C #25389E #314ACF #6376DA

Accessibility & contrast

On white

9.82

#25389E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#25389E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25389E

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25389E	#FFFFFF	#000000	##FFFFFF
##25389E	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A1

Deuteranopia (green-blind)

#003E9C

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #25389e;
/* rgb */ color: rgb(37, 56, 158);
/* oklch */ color: oklch(39.6% 0.166 269.0);

Tailwind

colors: {
  custom: {
    50: '#736ebc',
    500: '#25389e',
    950: '#000000',
  },
}

SCSS

$custom: #25389e;
$custom-light: #736ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#25389e",
  "rgb": {
    "r": 37,
    "g": 56,
    "b": 158
  },
  "hsl": {
    "h": 230.579,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.39638,
    "c": 0.16605,
    "h": 269
  },
  "luminance": 0.0569
}

Semantic roles & 50–950 ramp

primary

#25389E

secondary

#C0B15F

accent

#CC43E5

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #25389E

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

Preview Lab → · Contrast checker → · Palette generator →