#25428D#25428D

#25428D is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.2% C 0.129 H 265.1°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#25428D
RGB	rgb(37, 66, 141)
HSL	hsl(223, 58%, 35%)
HSV	hsv(223, 74%, 55%)
CMYK	cmyk(73.8%, 53.2%, 0%, 44.7%)
CIE-LAB	lab(29.94, 16.60, -44.87)
CIE-LCH	lch(29.94, 47.84, 290.30°)
OKLab	oklab(40.2% -0.011 -0.129)
OKLCH	oklch(40.2% 0.129 265.1)
XYZ	xyz(7.5172, 6.2120, 25.9970)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25428D #8D7025

analogous

#25768D #25428D #3C258D

triadic

#25428D #8D2542 #428D25

tetradic

#25428D #8D2576 #8D7025 #258D3C

square

#25428D #8D2576 #8D7025 #258D3C

split-complementary

#25428D #8D3C25 #768D25

monochromatic

#0C152C #182B5D #25428D #3259BD #597BD3

Accessibility & contrast

On white

9.36

#25428D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#25428D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25428D

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25428D	#FFFFFF	#000000	##FFFFFF
##25428D	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114C90

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #25428d;
/* rgb */ color: rgb(37, 66, 141);
/* oklch */ color: oklch(40.2% 0.129 265.1);

Tailwind

colors: {
  custom: {
    50: '#6e75af',
    500: '#25428d',
    950: '#000000',
  },
}

SCSS

$custom: #25428d;
$custom-light: #6e75af;
$custom-dark: #000000;

JSON

{
  "hex": "#25428d",
  "rgb": {
    "r": 37,
    "g": 66,
    "b": 141
  },
  "hsl": {
    "h": 223.269,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40196,
    "c": 0.12949,
    "h": 265.1
  },
  "luminance": 0.06213
}

Semantic roles & 50–950 ramp

primary

#25428D

secondary

#B89D56

accent

#B646E2

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #25428D

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

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