#25565C#25565C

#25565C is a dark, muted teal. Relative luminance 0.078; OKLCH L 42.2% C 0.053 H 206.1°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#25565C
RGB	rgb(37, 86, 92)
HSL	hsl(187, 43%, 25%)
HSV	hsv(187, 60%, 36%)
CMYK	cmyk(59.8%, 6.5%, 0%, 63.9%)
CIE-LAB	lab(33.61, -14.50, -8.50)
CIE-LCH	lch(33.61, 16.81, 210.38°)
OKLab	oklab(42.21% -0.048 -0.0235)
OKLCH	oklch(42.21% 0.053 206.1)
XYZ	xyz(6.0217, 7.8210, 11.3154)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25565C #5C2B25

analogous

#255C46 #25565C #253B5C

triadic

#25565C #5C2556 #565C25

tetradic

#25565C #46255C #5C2B25 #3B5C25

square

#25565C #46255C #5C2B25 #3B5C25

split-complementary

#25565C #5C253B #5C4625

monochromatic

#091416 #132D30 #25565C #377F88 #48A8B3

Accessibility & contrast

On white

8.19

#25565C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#25565C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25565C

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25565C	#FFFFFF	#000000	##FFFFFF
##25565C	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F535C

Deuteranopia (green-blind)

#474C5C

Tritanopia (blue-blind)

#005958

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #25565c;
/* rgb */ color: rgb(37, 86, 92);
/* oklch */ color: oklch(42.2% 0.053 206.1);

Tailwind

colors: {
  custom: {
    50: '#66858a',
    500: '#25565c',
    950: '#000000',
  },
}

SCSS

$custom: #25565c;
$custom-light: #66858a;
$custom-dark: #000000;

JSON

{
  "hex": "#25565c",
  "rgb": {
    "r": 37,
    "g": 86,
    "b": 92
  },
  "hsl": {
    "h": 186.545,
    "s": 42.636,
    "l": 25.294
  },
  "oklch": {
    "l": 0.42208,
    "c": 0.05343,
    "h": 206.1
  },
  "luminance": 0.07822
}

Semantic roles & 50–950 ramp

primary

#25565C

secondary

#8F554D

accent

#6355D2

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0B

muted

#7A7C7C

Preview Lab

Preview with #25565C

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

Preview Lab → · Contrast checker → · Palette generator →