#25818B#25818B

#25818B is a mid, moderate teal. Relative luminance 0.180; OKLCH L 55.5% C 0.084 H 205.7°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#25818B
RGB	rgb(37, 129, 139)
HSL	hsl(186, 58%, 35%)
HSV	hsv(186, 73%, 55%)
CMYK	cmyk(73.4%, 7.2%, 0%, 45.5%)
CIE-LAB	lab(49.44, -22.69, -13.11)
CIE-LCH	lch(49.44, 26.20, 210.02°)
OKLab	oklab(55.54% -0.0757 -0.0364)
OKLCH	oklch(55.54% 0.084 205.7)
XYZ	xyz(13.2714, 17.9563, 27.1876)
Luminance	0.1796 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25818B #8B2F25

analogous

#258B62 #25818B #254E8B

triadic

#25818B #8B2581 #818B25

tetradic

#25818B #62258B #8B2F25 #4E8B25

square

#25818B #62258B #8B2F25 #4E8B25

split-complementary

#25818B #8B254E #8B6225

monochromatic

#0B272A #18545B #25818B #32AEBB #58C6D3

Accessibility & contrast

On white

4.57

#25818B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#25818B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #25818B

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25818B	#FFFFFF	#000000	##000000
##25818B	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767C8C

Deuteranopia (green-blind)

#67718B

Tritanopia (blue-blind)

#008784

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #25818b;
/* rgb */ color: rgb(37, 129, 139);
/* oklch */ color: oklch(55.5% 0.084 205.7);

Tailwind

colors: {
  custom: {
    50: '#70a6ac',
    500: '#25818b',
    950: '#000000',
  },
}

SCSS

$custom: #25818b;
$custom-light: #70a6ac;
$custom-dark: #000000;

JSON

{
  "hex": "#25818b",
  "rgb": {
    "r": 37,
    "g": 129,
    "b": 139
  },
  "hsl": {
    "h": 185.882,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.55543,
    "c": 0.084,
    "h": 205.7
  },
  "luminance": 0.17958
}

Semantic roles & 50–950 ramp

primary

#25818B

secondary

#B75E55

accent

#5647E1

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #25818B

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

Preview Lab → · Contrast checker → · Palette generator →