#25438C#25438C

#25438C is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.3% C 0.127 H 264.6°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#25438C
RGB	rgb(37, 67, 140)
HSL	hsl(223, 58%, 35%)
HSV	hsv(223, 74%, 55%)
CMYK	cmyk(73.6%, 52.1%, 0%, 45.1%)
CIE-LAB	lab(30.16, 15.52, -43.90)
CIE-LCH	lch(30.16, 46.56, 289.47°)
OKLab	oklab(40.34% -0.012 -0.1262)
OKLCH	oklch(40.34% 0.127 264.6)
XYZ	xyz(7.5021, 6.3003, 25.6266)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25438C #8C6E25

analogous

#25778C #25438C #3A258C

triadic

#25438C #8C2543 #438C25

tetradic

#25438C #8C2577 #8C6E25 #258C3A

square

#25438C #8C2577 #8C6E25 #258C3A

split-complementary

#25438C #8C3A25 #778C25

monochromatic

#0B152B #182C5C #25438C #325ABC #587CD3

Accessibility & contrast

On white

9.29

#25438C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#25438C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25438C

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25438C	#FFFFFF	#000000	##FFFFFF
##25438C	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164C8F

Deuteranopia (green-blind)

#00438B

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #25438c;
/* rgb */ color: rgb(37, 67, 140);
/* oklch */ color: oklch(40.3% 0.127 264.6);

Tailwind

colors: {
  custom: {
    50: '#6e76ae',
    500: '#25438c',
    950: '#000000',
  },
}

SCSS

$custom: #25438c;
$custom-light: #6e76ae;
$custom-dark: #000000;

JSON

{
  "hex": "#25438c",
  "rgb": {
    "r": 37,
    "g": 67,
    "b": 140
  },
  "hsl": {
    "h": 222.524,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40337,
    "c": 0.12673,
    "h": 264.6
  },
  "luminance": 0.06301
}

Semantic roles & 50–950 ramp

primary

#25438C

secondary

#B89B55

accent

#B446E1

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #25438C

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

Preview Lab → · Contrast checker → · Palette generator →