#1FA5B4#1FA5B4

#1FA5B4 is a light, moderate teal. Relative luminance 0.305; OKLCH L 66.2% C 0.108 H 206.9°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#1FA5B4
RGB	rgb(31, 165, 180)
HSL	hsl(186, 71%, 41%)
HSV	hsv(186, 83%, 71%)
CMYK	cmyk(82.8%, 8.3%, 0%, 29.4%)
CIE-LAB	lab(62.08, -28.37, -17.47)
CIE-LCH	lch(62.08, 33.32, 211.63°)
OKLab	oklab(66.21% -0.0961 -0.0487)
OKLCH	oklch(66.21% 0.108 206.9)
XYZ	xyz(22.2548, 30.4940, 47.8842)
Luminance	0.3050 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA5B4 #B42E1F

analogous

#1FB479 #1FA5B4 #1F5BB4

triadic

#1FA5B4 #B41FA5 #A5B41F

tetradic

#1FA5B4 #791FB4 #B42E1F #5BB41F

square

#1FA5B4 #791FB4 #B42E1F #5BB41F

split-complementary

#1FA5B4 #B41F5B #B4791F

monochromatic

#0D454C #167580 #1FA5B4 #34CBDC #68D9E5

Accessibility & contrast

On white

2.96

#1FA5B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#1FA5B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FA5B4

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA5B4	#FFFFFF	#000000	##000000
##1FA5B4	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#969EB5

Deuteranopia (green-blind)

#8290B4

Tritanopia (blue-blind)

#00ADA9

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #1fa5b4;
/* rgb */ color: rgb(31, 165, 180);
/* oklch */ color: oklch(66.2% 0.108 206.9);

Tailwind

colors: {
  custom: {
    50: '#78c0ca',
    500: '#1fa5b4',
    950: '#000000',
  },
}

SCSS

$custom: #1fa5b4;
$custom-light: #78c0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa5b4",
  "rgb": {
    "r": 31,
    "g": 165,
    "b": 180
  },
  "hsl": {
    "h": 186.04,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66211,
    "c": 0.10772,
    "h": 206.9
  },
  "luminance": 0.30497
}

Semantic roles & 50–950 ramp

primary

#1FA5B4

secondary

#CB6F64

accent

#4C3AED

background

#F8FBFC

surface

#EFF7F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #1FA5B4

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

Preview Lab → · Contrast checker → · Palette generator →