#1FA5B3#1FA5B3

#1FA5B3 is a light, moderate teal. Relative luminance 0.305; OKLCH L 66.2% C 0.107 H 206.1°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#1FA5B3
RGB	rgb(31, 165, 179)
HSL	hsl(186, 70%, 41%)
HSV	hsv(186, 83%, 70%)
CMYK	cmyk(82.7%, 7.8%, 0%, 29.8%)
CIE-LAB	lab(62.04, -28.69, -16.97)
CIE-LCH	lch(62.04, 33.33, 210.60°)
OKLab	oklab(66.17% -0.0965 -0.0472)
OKLCH	oklch(66.17% 0.107 206.1)
XYZ	xyz(22.1533, 30.4534, 47.3496)
Luminance	0.3046 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA5B3 #B32D1F

analogous

#1FB377 #1FA5B3 #1F5BB3

triadic

#1FA5B3 #B31FA5 #A5B31F

tetradic

#1FA5B3 #771FB3 #B32D1F #5BB31F

square

#1FA5B3 #771FB3 #B32D1F #5BB31F

split-complementary

#1FA5B3 #B31F5B #B3771F

monochromatic

#0D454B #16757F #1FA5B3 #33CCDC #68D9E5

Accessibility & contrast

On white

2.96

#1FA5B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.09

#1FA5B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FA5B3

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA5B3	#FFFFFF	#000000	##000000
##1FA5B3	1.00	2.96	7.09	7.09
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.09	21.00	1.00	1.00
##000000	7.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#969EB4

Deuteranopia (green-blind)

#8390B3

Tritanopia (blue-blind)

#00ADA9

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #1fa5b3;
/* rgb */ color: rgb(31, 165, 179);
/* oklch */ color: oklch(66.2% 0.107 206.1);

Tailwind

colors: {
  custom: {
    50: '#78c0c9',
    500: '#1fa5b3',
    950: '#000000',
  },
}

SCSS

$custom: #1fa5b3;
$custom-light: #78c0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa5b3",
  "rgb": {
    "r": 31,
    "g": 165,
    "b": 179
  },
  "hsl": {
    "h": 185.676,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.66171,
    "c": 0.10747,
    "h": 206.1
  },
  "luminance": 0.30456
}

Semantic roles & 50–950 ramp

primary

#1FA5B3

secondary

#CA6D64

accent

#4B3BED

background

#F8FBFC

surface

#EFF7F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #1FA5B3

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

Preview Lab → · Contrast checker → · Palette generator →