#1F99AD#1F99AD

#1F99AD is a light, moderate teal. Relative luminance 0.261; OKLCH L 62.9% C 0.103 H 211.9°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#1F99AD
RGB	rgb(31, 153, 173)
HSL	hsl(188, 70%, 40%)
HSV	hsv(188, 82%, 68%)
CMYK	cmyk(82.1%, 11.6%, 0%, 32.2%)
CIE-LAB	lab(58.12, -24.61, -19.55)
CIE-LCH	lch(58.12, 31.43, 218.46°)
OKLab	oklab(62.93% -0.0875 -0.0545)
OKLCH	oklch(62.93% 0.103 211.9)
XYZ	xyz(19.4958, 26.0884, 43.5351)
Luminance	0.2609 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F99AD #AD331F

analogous

#1FAD7A #1F99AD #1F52AD

triadic

#1F99AD #AD1F99 #99AD1F

tetradic

#1F99AD #7A1FAD #AD331F #52AD1F

square

#1F99AD #7A1FAD #AD331F #52AD1F

split-complementary

#1F99AD #AD1F52 #AD7A1F

monochromatic

#0C3D45 #166B79 #1F99AD #2FC2DA #63D1E3

Accessibility & contrast

On white

3.38

#1F99AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#1F99AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F99AD

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F99AD	#FFFFFF	#000000	##000000
##1F99AD	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8993AE

Deuteranopia (green-blind)

#7786AD

Tritanopia (blue-blind)

#00A19F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #1f99ad;
/* rgb */ color: rgb(31, 153, 173);
/* oklch */ color: oklch(62.9% 0.103 211.9);

Tailwind

colors: {
  custom: {
    50: '#75b7c5',
    500: '#1f99ad',
    950: '#000000',
  },
}

SCSS

$custom: #1f99ad;
$custom-light: #75b7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f99ad",
  "rgb": {
    "r": 31,
    "g": 153,
    "b": 173
  },
  "hsl": {
    "h": 188.451,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.62929,
    "c": 0.1031,
    "h": 211.9
  },
  "luminance": 0.26091
}

Semantic roles & 50–950 ramp

primary

#1F99AD

secondary

#C86E60

accent

#543BEC

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #1F99AD

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

Preview Lab → · Contrast checker → · Palette generator →