#25438F#25438F

#25438F is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.6% C 0.131 H 264.9°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#25438F
RGB	rgb(37, 67, 143)
HSL	hsl(223, 59%, 35%)
HSV	hsv(223, 74%, 56%)
CMYK	cmyk(74.1%, 53.1%, 0%, 43.9%)
CIE-LAB	lab(30.38, 16.70, -45.39)
CIE-LCH	lch(30.38, 48.37, 290.20°)
OKLab	oklab(40.57% -0.0117 -0.1305)
OKLCH	oklch(40.57% 0.131 264.9)
XYZ	xyz(7.7263, 6.3900, 26.8075)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25438F #8F7125

analogous

#25788F #25438F #3C258F

triadic

#25438F #8F2543 #438F25

tetradic

#25438F #8F2578 #8F7125 #258F3C

square

#25438F #8F2578 #8F7125 #258F3C

split-complementary

#25438F #8F3C25 #788F25

monochromatic

#0C152E #182C5E #25438F #325AC0 #5A7DD4

Accessibility & contrast

On white

9.22

#25438F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#25438F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25438F

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25438F	#FFFFFF	#000000	##FFFFFF
##25438F	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114D92

Deuteranopia (green-blind)

#00438D

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #25438f;
/* rgb */ color: rgb(37, 67, 143);
/* oklch */ color: oklch(40.6% 0.131 264.9);

Tailwind

colors: {
  custom: {
    50: '#6f76b0',
    500: '#25438f',
    950: '#000000',
  },
}

SCSS

$custom: #25438f;
$custom-light: #6f76b0;
$custom-dark: #000000;

JSON

{
  "hex": "#25438f",
  "rgb": {
    "r": 37,
    "g": 67,
    "b": 143
  },
  "hsl": {
    "h": 223.019,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.40573,
    "c": 0.13107,
    "h": 264.9
  },
  "luminance": 0.06391
}

Semantic roles & 50–950 ramp

primary

#25438F

secondary

#B99D57

accent

#B646E2

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080811

muted

#7B7B80

Preview Lab

Preview with #25438F

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

Preview Lab → · Contrast checker → · Palette generator →