#25375D#25375D

#25375D is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.1% C 0.071 H 263.9°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#25375D
RGB	rgb(37, 55, 93)
HSL	hsl(221, 43%, 25%)
HSV	hsv(221, 60%, 36%)
CMYK	cmyk(60.2%, 40.9%, 0%, 63.5%)
CIE-LAB	lab(23.39, 5.63, -24.93)
CIE-LCH	lch(23.39, 25.56, 282.72°)
OKLab	oklab(34.14% -0.0076 -0.0706)
OKLCH	oklch(34.14% 0.071 263.9)
XYZ	xyz(4.1043, 3.9157, 10.8933)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25375D #5D4B25

analogous

#25535D #25375D #2F255D

triadic

#25375D #5D2537 #375D25

tetradic

#25375D #5D2553 #5D4B25 #255D2F

square

#25375D #5D2553 #5D4B25 #255D2F

split-complementary

#25375D #5D2F25 #535D25

monochromatic

#090D16 #141D31 #25375D #365189 #486BB5

Accessibility & contrast

On white

11.78

#25375D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#25375D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25375D

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25375D	#FFFFFF	#000000	##FFFFFF
##25375D	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273A5F

Deuteranopia (green-blind)

#20355C

Tritanopia (blue-blind)

#023F45

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #25375d;
/* rgb */ color: rgb(37, 55, 93);
/* oklch */ color: oklch(34.1% 0.071 263.9);

Tailwind

colors: {
  custom: {
    50: '#646d8b',
    500: '#25375d',
    950: '#000000',
  },
}

SCSS

$custom: #25375d;
$custom-light: #646d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#25375d",
  "rgb": {
    "r": 37,
    "g": 55,
    "b": 93
  },
  "hsl": {
    "h": 220.714,
    "s": 43.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34141,
    "c": 0.07104,
    "h": 263.9
  },
  "luminance": 0.03916
}

Semantic roles & 50–950 ramp

primary

#25375D

secondary

#907B4D

accent

#AA55D3

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #25375D

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

Preview Lab → · Contrast checker → · Palette generator →