#18525F#18525F

#18525F is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 40.8% C 0.062 H 215.8°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#18525F
RGB	rgb(24, 82, 95)
HSL	hsl(191, 60%, 23%)
HSV	hsv(191, 75%, 37%)
CMYK	cmyk(74.7%, 13.7%, 0%, 62.7%)
CIE-LAB	lab(31.93, -13.69, -12.98)
CIE-LCH	lch(31.93, 18.86, 223.48°)
OKLab	oklab(40.78% -0.0501 -0.0362)
OKLCH	oklch(40.78% 0.062 215.8)
XYZ	xyz(5.4587, 7.0544, 11.8982)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18525F #5F2518

analogous

#185F48 #18525F #182E5F

triadic

#18525F #5F1852 #525F18

tetradic

#18525F #48185F #5F2518 #2E5F18

square

#18525F #48185F #5F2518 #2E5F18

split-complementary

#18525F #5F182E #5F4818

monochromatic

#061518 #0C282E #18525F #247C90 #31A6C1

Accessibility & contrast

On white

8.71

#18525F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#18525F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18525F

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18525F	#FFFFFF	#000000	##FFFFFF
##18525F	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494F60

Deuteranopia (green-blind)

#3F485F

Tritanopia (blue-blind)

#005756

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #18525f;
/* rgb */ color: rgb(24, 82, 95);
/* oklch */ color: oklch(40.8% 0.062 215.8);

Tailwind

colors: {
  custom: {
    50: '#60828c',
    500: '#18525f',
    950: '#000000',
  },
}

SCSS

$custom: #18525f;
$custom-light: #60828c;
$custom-dark: #000000;

JSON

{
  "hex": "#18525f",
  "rgb": {
    "r": 24,
    "g": 82,
    "b": 95
  },
  "hsl": {
    "h": 190.986,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.40776,
    "c": 0.06183,
    "h": 215.8
  },
  "luminance": 0.07055
}

Semantic roles & 50–950 ramp

primary

#18525F

secondary

#954D3D

accent

#6245E3

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #18525F

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

Preview Lab → · Contrast checker → · Palette generator →