#1B838D#1B838D

#1B838D is a mid, moderate teal. Relative luminance 0.184; OKLCH L 55.9% C 0.089 H 205.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#1B838D
RGB	rgb(27, 131, 141)
HSL	hsl(185, 68%, 33%)
HSV	hsv(185, 81%, 55%)
CMYK	cmyk(80.9%, 7.1%, 0%, 44.7%)
CIE-LAB	lab(49.96, -24.26, -13.51)
CIE-LCH	lch(49.96, 27.77, 209.12°)
OKLab	oklab(55.93% -0.0808 -0.0376)
OKLCH	oklch(55.93% 0.089 205)
XYZ	xyz(13.3739, 18.3870, 28.0383)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B838D #8D251B

analogous

#1B8D5E #1B838D #1B4A8D

triadic

#1B838D #8D1B83 #838D1B

tetradic

#1B838D #5E1B8D #8D251B #4A8D1B

square

#1B838D #5E1B8D #8D251B #4A8D1B

split-complementary

#1B838D #8D1B4A #8D5E1B

monochromatic

#072426 #11535A #1B838D #25B3C0 #47CFDC

Accessibility & contrast

On white

4.49

#1B838D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#1B838D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B838D

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B838D	#FFFFFF	#000000	##000000
##1B838D	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777D8E

Deuteranopia (green-blind)

#68728D

Tritanopia (blue-blind)

#008986

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b838d;
/* rgb */ color: rgb(27, 131, 141);
/* oklch */ color: oklch(55.9% 0.089 205.0);

Tailwind

colors: {
  custom: {
    50: '#6ea7ae',
    500: '#1b838d',
    950: '#000000',
  },
}

SCSS

$custom: #1b838d;
$custom-light: #6ea7ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b838d",
  "rgb": {
    "r": 27,
    "g": 131,
    "b": 141
  },
  "hsl": {
    "h": 185.263,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.55931,
    "c": 0.08909,
    "h": 205
  },
  "luminance": 0.18389
}

Semantic roles & 50–950 ramp

primary

#1B838D

secondary

#BD5146

accent

#4C3DEB

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #1B838D

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

Preview Lab → · Contrast checker → · Palette generator →