#25389F#25389F

#25389F is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.7% C 0.167 H 269.0°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#25389F
RGB	rgb(37, 56, 159)
HSL	hsl(231, 62%, 38%)
HSV	hsv(231, 77%, 62%)
CMYK	cmyk(76.7%, 64.8%, 0%, 37.6%)
CIE-LAB	lab(28.70, 30.31, -57.88)
CIE-LCH	lch(28.70, 65.34, 297.64°)
OKLab	oklab(39.73% -0.0029 -0.1674)
OKLCH	oklch(39.73% 0.167 269)
XYZ	xyz(8.4330, 5.7239, 33.4546)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25389F #9F8C25

analogous

#25759F #25389F #4F259F

triadic

#25389F #9F2538 #389F25

tetradic

#25389F #9F2575 #9F8C25 #259F4F

square

#25389F #9F2575 #9F8C25 #259F4F

split-complementary

#25389F #9F4F25 #759F25

monochromatic

#0E153C #19276D #25389F #324ACF #6476DB

Accessibility & contrast

On white

9.79

#25389F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#25389F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25389F

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25389F	#FFFFFF	#000000	##FFFFFF
##25389F	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA2

Deuteranopia (green-blind)

#003E9D

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #25389f;
/* rgb */ color: rgb(37, 56, 159);
/* oklch */ color: oklch(39.7% 0.167 269.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#25389f",
  "rgb": {
    "r": 37,
    "g": 56,
    "b": 159
  },
  "hsl": {
    "h": 230.656,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.39732,
    "c": 0.16741,
    "h": 269
  },
  "luminance": 0.05725
}

Semantic roles & 50–950 ramp

primary

#25389F

secondary

#C0B15F

accent

#CC42E5

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #25389F

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

Preview Lab → · Contrast checker → · Palette generator →