#25458C#25458C

#25458C is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.8% C 0.124 H 263.6°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#25458C
RGB	rgb(37, 69, 140)
HSL	hsl(221, 58%, 35%)
HSV	hsv(221, 74%, 55%)
CMYK	cmyk(73.6%, 50.7%, 0%, 45.1%)
CIE-LAB	lab(30.74, 14.15, -42.96)
CIE-LCH	lch(30.74, 45.23, 288.24°)
OKLab	oklab(40.78% -0.0138 -0.1234)
OKLCH	oklch(40.78% 0.124 263.6)
XYZ	xyz(7.6230, 6.5422, 25.6669)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25458C #8C6C25

analogous

#25798C #25458C #38258C

triadic

#25458C #8C2545 #458C25

tetradic

#25458C #8C2579 #8C6C25 #258C38

square

#25458C #8C2579 #8C6C25 #258C38

split-complementary

#25458C #8C3825 #798C25

monochromatic

#0B152B #182D5C #25458C #325DBC #587ED3

Accessibility & contrast

On white

9.10

#25458C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#25458C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25458C

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25458C	#FFFFFF	#000000	##FFFFFF
##25458C	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4D8F

Deuteranopia (green-blind)

#00448B

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #25458c;
/* rgb */ color: rgb(37, 69, 140);
/* oklch */ color: oklch(40.8% 0.124 263.6);

Tailwind

colors: {
  custom: {
    50: '#6e78ae',
    500: '#25458c',
    950: '#000000',
  },
}

SCSS

$custom: #25458c;
$custom-light: #6e78ae;
$custom-dark: #000000;

JSON

{
  "hex": "#25458c",
  "rgb": {
    "r": 37,
    "g": 69,
    "b": 140
  },
  "hsl": {
    "h": 221.359,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40782,
    "c": 0.12413,
    "h": 263.6
  },
  "luminance": 0.06543
}

Semantic roles & 50–950 ramp

primary

#25458C

secondary

#B89955

accent

#B146E1

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #25458C

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

Preview Lab → · Contrast checker → · Palette generator →