#1B858D#1B858D

#1B858D is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.5% C 0.090 H 202.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B858D
RGB	rgb(27, 133, 141)
HSL	hsl(184, 68%, 33%)
HSV	hsv(184, 81%, 55%)
CMYK	cmyk(80.9%, 5.7%, 0%, 44.7%)
CIE-LAB	lab(50.60, -25.28, -12.54)
CIE-LCH	lch(50.60, 28.22, 206.39°)
OKLab	oklab(56.45% -0.0828 -0.0349)
OKLCH	oklch(56.45% 0.09 202.8)
XYZ	xyz(13.6451, 18.9294, 28.1287)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B858D #8D231B

analogous

#1B8D5C #1B858D #1B4C8D

triadic

#1B858D #8D1B85 #858D1B

tetradic

#1B858D #5C1B8D #8D231B #4C8D1B

square

#1B858D #5C1B8D #8D231B #4C8D1B

split-complementary

#1B858D #8D1B4C #8D5C1B

monochromatic

#072426 #11555A #1B858D #25B5C0 #47D1DC

Accessibility & contrast

On white

4.39

#1B858D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#1B858D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B858D

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B858D	#FFFFFF	#000000	##000000
##1B858D	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F8E

Deuteranopia (green-blind)

#6A748D

Tritanopia (blue-blind)

#008B87

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b858d;
/* rgb */ color: rgb(27, 133, 141);
/* oklch */ color: oklch(56.5% 0.090 202.8);

Tailwind

colors: {
  custom: {
    50: '#6ea9ae',
    500: '#1b858d',
    950: '#000000',
  },
}

SCSS

$custom: #1b858d;
$custom-light: #6ea9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b858d",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 141
  },
  "hsl": {
    "h": 184.211,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56451,
    "c": 0.08985,
    "h": 202.8
  },
  "luminance": 0.18931
}

Semantic roles & 50–950 ramp

primary

#1B858D

secondary

#BD4F46

accent

#493DEB

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #1B858D

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

Preview Lab → · Contrast checker → · Palette generator →