#1F909F#1F909F

#1F909F is a mid, moderate teal. Relative luminance 0.227; OKLCH L 60.1% C 0.096 H 208.7°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#1F909F
RGB	rgb(31, 144, 159)
HSL	hsl(187, 67%, 37%)
HSV	hsv(187, 81%, 62%)
CMYK	cmyk(80.5%, 9.4%, 0%, 37.6%)
CIE-LAB	lab(54.80, -24.61, -16.60)
CIE-LCH	lch(54.80, 29.69, 214.00°)
OKLab	oklab(60.08% -0.0846 -0.0462)
OKLCH	oklch(60.08% 0.096 208.7)
XYZ	xyz(16.7936, 22.7389, 36.2981)
Luminance	0.2274 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F909F #9F2E1F

analogous

#1F9F6E #1F909F #1F509F

triadic

#1F909F #9F1F90 #909F1F

tetradic

#1F909F #6E1F9F #9F2E1F #509F1F

square

#1F909F #6E1F9F #9F2E1F #509F1F

split-complementary

#1F909F #9F1F50 #9F6E1F

monochromatic

#0B3339 #15626C #1F909F #29BED2 #5ACFDF

Accessibility & contrast

On white

3.79

#1F909F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#1F909F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F909F

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F909F	#FFFFFF	#000000	##000000
##1F909F	1.00	3.79	5.55	5.55
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828AA0

Deuteranopia (green-blind)

#717E9F

Tritanopia (blue-blind)

#009794

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f909f;
/* rgb */ color: rgb(31, 144, 159);
/* oklch */ color: oklch(60.1% 0.096 208.7);

Tailwind

colors: {
  custom: {
    50: '#73b1bb',
    500: '#1f909f',
    950: '#000000',
  },
}

SCSS

$custom: #1f909f;
$custom-light: #73b1bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f909f",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 159
  },
  "hsl": {
    "h": 187.031,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.60079,
    "c": 0.09643,
    "h": 208.7
  },
  "luminance": 0.22741
}

Semantic roles & 50–950 ramp

primary

#1F909F

secondary

#C36457

accent

#523EEA

background

#F7FAFB

surface

#EEF5F6

border

#C9CFD0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #1F909F

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

Preview Lab → · Contrast checker → · Palette generator →