#25518F#25518F

#25518F is a dark, moderate blue. Relative luminance 0.083; OKLCH L 43.8% C 0.113 H 257.5°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#25518F
RGB	rgb(37, 81, 143)
HSL	hsl(215, 59%, 35%)
HSV	hsv(215, 74%, 56%)
CMYK	cmyk(74.1%, 43.4%, 0%, 43.9%)
CIE-LAB	lab(34.52, 7.25, -38.73)
CIE-LCH	lch(34.52, 39.40, 280.60°)
OKLab	oklab(43.75% -0.0246 -0.1107)
OKLCH	oklch(43.75% 0.113 257.5)
XYZ	xyz(8.6615, 8.2604, 27.1192)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25518F #8F6325

analogous

#25868F #25518F #2E258F

triadic

#25518F #8F2551 #518F25

tetradic

#25518F #8F2586 #8F6325 #258F2E

square

#25518F #8F2586 #8F6325 #258F2E

split-complementary

#25518F #8F2E25 #868F25

monochromatic

#0C1A2E #18355E #25518F #326DC0 #5A8DD4

Accessibility & contrast

On white

7.92

#25518F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#25518F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25518F

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25518F	#FFFFFF	#000000	##FFFFFF
##25518F	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335691

Deuteranopia (green-blind)

#214D8E

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #25518f;
/* rgb */ color: rgb(37, 81, 143);
/* oklch */ color: oklch(43.8% 0.113 257.5);

Tailwind

colors: {
  custom: {
    50: '#6e81b0',
    500: '#25518f',
    950: '#000000',
  },
}

SCSS

$custom: #25518f;
$custom-light: #6e81b0;
$custom-dark: #000000;

JSON

{
  "hex": "#25518f",
  "rgb": {
    "r": 37,
    "g": 81,
    "b": 143
  },
  "hsl": {
    "h": 215.094,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.43753,
    "c": 0.11341,
    "h": 257.5
  },
  "luminance": 0.08261
}

Semantic roles & 50–950 ramp

primary

#25518F

secondary

#B99057

accent

#A146E2

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #25518F

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

Preview Lab → · Contrast checker → · Palette generator →