#1D858B#1D858B

#1D858B is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.4% C 0.089 H 200.9°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D858B
RGB	rgb(29, 133, 139)
HSL	hsl(183, 65%, 33%)
HSV	hsv(183, 79%, 55%)
CMYK	cmyk(79.1%, 4.3%, 0%, 45.5%)
CIE-LAB	lab(50.57, -25.72, -11.43)
CIE-LCH	lch(50.57, 28.14, 203.95°)
OKLab	oklab(56.41% -0.083 -0.0317)
OKLCH	oklch(56.41% 0.089 200.9)
XYZ	xyz(13.5523, 18.8987, 27.3546)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D858B #8B231D

analogous

#1D8B5A #1D858B #1D4E8B

triadic

#1D858B #8B1D85 #858B1D

tetradic

#1D858B #5A1D8B #8B231D #4E8B1D

square

#1D858B #5A1D8B #8B231D #4E8B1D

split-complementary

#1D858B #8B1D4E #8B5A1D

monochromatic

#082426 #125558 #1D858B #28B5BE #49D1D9

Accessibility & contrast

On white

4.39

#1D858B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#1D858B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D858B

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D858B	#FFFFFF	#000000	##000000
##1D858B	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F8C

Deuteranopia (green-blind)

#6B748B

Tritanopia (blue-blind)

#008A87

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1d858b;
/* rgb */ color: rgb(29, 133, 139);
/* oklch */ color: oklch(56.4% 0.089 200.9);

Tailwind

colors: {
  custom: {
    50: '#6ea9ac',
    500: '#1d858b',
    950: '#000000',
  },
}

SCSS

$custom: #1d858b;
$custom-light: #6ea9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d858b",
  "rgb": {
    "r": 29,
    "g": 133,
    "b": 139
  },
  "hsl": {
    "h": 183.273,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56409,
    "c": 0.0889,
    "h": 200.9
  },
  "luminance": 0.189
}

Semantic roles & 50–950 ramp

primary

#1D858B

secondary

#BB4F49

accent

#493FE8

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #1D858B

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

Preview Lab → · Contrast checker → · Palette generator →