#1F809F#1F809F

#1F809F is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.0% C 0.097 H 224.8°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#1F809F
RGB	rgb(31, 128, 159)
HSL	hsl(195, 67%, 37%)
HSV	hsv(195, 81%, 62%)
CMYK	cmyk(80.5%, 19.5%, 0%, 37.6%)
CIE-LAB	lab(49.78, -16.11, -24.31)
CIE-LCH	lch(49.78, 29.16, 236.47°)
OKLab	oklab(56.03% -0.0688 -0.0682)
OKLCH	oklch(56.03% 0.097 224.8)
XYZ	xyz(14.5396, 18.2311, 35.5468)
Luminance	0.1823 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F809F #9F3E1F

analogous

#1F9F7E #1F809F #1F409F

triadic

#1F809F #9F1F80 #809F1F

tetradic

#1F809F #7E1F9F #9F3E1F #409F1F

square

#1F809F #7E1F9F #9F3E1F #409F1F

split-complementary

#1F809F #9F1F40 #9F7E1F

monochromatic

#0B2E39 #15576C #1F809F #29A9D2 #5ABFDF

Accessibility & contrast

On white

4.52

#1F809F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#1F809F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F809F

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F809F	#FFFFFF	#000000	##000000
##1F809F	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7DA1

Deuteranopia (green-blind)

#5E719F

Tritanopia (blue-blind)

#00898A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1f809f;
/* rgb */ color: rgb(31, 128, 159);
/* oklch */ color: oklch(56.0% 0.097 224.8);

Tailwind

colors: {
  custom: {
    50: '#71a5bb',
    500: '#1f809f',
    950: '#000000',
  },
}

SCSS

$custom: #1f809f;
$custom-light: #71a5bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f809f",
  "rgb": {
    "r": 31,
    "g": 128,
    "b": 159
  },
  "hsl": {
    "h": 194.531,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.56031,
    "c": 0.09687,
    "h": 224.8
  },
  "luminance": 0.18233
}

Semantic roles & 50–950 ramp

primary

#1F809F

secondary

#C37157

accent

#673EEA

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1F809F

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

Preview Lab → · Contrast checker → · Palette generator →