#1F9FB0#1F9FB0

#1F9FB0 is a light, moderate teal. Relative luminance 0.282; OKLCH L 64.6% C 0.105 H 208.9°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#1F9FB0
RGB	rgb(31, 159, 176)
HSL	hsl(187, 70%, 41%)
HSV	hsv(187, 82%, 69%)
CMYK	cmyk(82.4%, 9.7%, 0%, 31%)
CIE-LAB	lab(60.09, -26.67, -18.25)
CIE-LCH	lch(60.09, 32.32, 214.38°)
OKLab	oklab(64.55% -0.092 -0.0509)
OKLCH	oklch(64.55% 0.105 208.9)
XYZ	xyz(20.7962, 28.2195, 45.4167)
Luminance	0.2822 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9FB0 #B0301F

analogous

#1FB078 #1F9FB0 #1F57B0

triadic

#1F9FB0 #B01F9F #9FB01F

tetradic

#1F9FB0 #781FB0 #B0301F #57B01F

square

#1F9FB0 #781FB0 #B0301F #57B01F

split-complementary

#1F9FB0 #B01F57 #B0781F

monochromatic

#0D4148 #16707C #1F9FB0 #31C7DB #65D5E4

Accessibility & contrast

On white

3.16

#1F9FB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#1F9FB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9FB0

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9FB0	#FFFFFF	#000000	##000000
##1F9FB0	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B1

Deuteranopia (green-blind)

#7D8BB0

Tritanopia (blue-blind)

#00A7A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #1f9fb0;
/* rgb */ color: rgb(31, 159, 176);
/* oklch */ color: oklch(64.6% 0.105 208.9);

Tailwind

colors: {
  custom: {
    50: '#77bbc7',
    500: '#1f9fb0',
    950: '#000000',
  },
}

SCSS

$custom: #1f9fb0;
$custom-light: #77bbc7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9fb0",
  "rgb": {
    "r": 31,
    "g": 159,
    "b": 176
  },
  "hsl": {
    "h": 187.034,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.64553,
    "c": 0.10515,
    "h": 208.9
  },
  "luminance": 0.28222
}

Semantic roles & 50–950 ramp

primary

#1F9FB0

secondary

#C96E62

accent

#503BED

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #1F9FB0

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

Preview Lab → · Contrast checker → · Palette generator →