#1F8599#1F8599

#1F8599 is a mid, moderate teal. Relative luminance 0.194; OKLCH L 57.0% C 0.092 H 214.5°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#1F8599
RGB	rgb(31, 133, 153)
HSL	hsl(190, 66%, 36%)
HSV	hsv(190, 80%, 60%)
CMYK	cmyk(79.7%, 13.1%, 0%, 40%)
CIE-LAB	lab(51.11, -20.88, -18.76)
CIE-LCH	lch(51.11, 28.07, 221.94°)
OKLab	oklab(57.03% -0.0762 -0.0524)
OKLCH	oklch(57.03% 0.092 214.5)
XYZ	xyz(14.6999, 19.3645, 33.0938)
Luminance	0.1937 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8599 #99331F

analogous

#1F9970 #1F8599 #1F4899

triadic

#1F8599 #991F85 #85991F

tetradic

#1F8599 #701F99 #99331F #48991F

square

#1F8599 #701F99 #99331F #48991F

split-complementary

#1F8599 #991F48 #99701F

monochromatic

#0A2D33 #155966 #1F8599 #29B1CC #56C7DD

Accessibility & contrast

On white

4.31

#1F8599 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#1F8599 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8599

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8599	#FFFFFF	#000000	##000000
##1F8599	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77809A

Deuteranopia (green-blind)

#677599

Tritanopia (blue-blind)

#008C8B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1f8599;
/* rgb */ color: rgb(31, 133, 153);
/* oklch */ color: oklch(57.0% 0.092 214.5);

Tailwind

colors: {
  custom: {
    50: '#70a8b7',
    500: '#1f8599',
    950: '#000000',
  },
}

SCSS

$custom: #1f8599;
$custom-light: #70a8b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8599",
  "rgb": {
    "r": 31,
    "g": 133,
    "b": 153
  },
  "hsl": {
    "h": 189.836,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.57026,
    "c": 0.09245,
    "h": 214.5
  },
  "luminance": 0.19366
}

Semantic roles & 50–950 ramp

primary

#1F8599

secondary

#C06554

accent

#5B3FE9

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #1F8599

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

Preview Lab → · Contrast checker → · Palette generator →