#1B858E#1B858E

#1B858E is a mid, moderate teal. Relative luminance 0.190; OKLCH L 56.5% C 0.090 H 203.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#1B858E
RGB	rgb(27, 133, 142)
HSL	hsl(185, 68%, 33%)
HSV	hsv(185, 81%, 56%)
CMYK	cmyk(81%, 6.3%, 0%, 44.3%)
CIE-LAB	lab(50.64, -24.95, -13.07)
CIE-LCH	lch(50.64, 28.17, 207.65°)
OKLab	oklab(56.49% -0.0824 -0.0364)
OKLCH	oklch(56.49% 0.09 203.8)
XYZ	xyz(13.7198, 18.9593, 28.5224)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B858E #8E241B

analogous

#1B8E5D #1B858E #1B4B8E

triadic

#1B858E #8E1B85 #858E1B

tetradic

#1B858E #5D1B8E #8E241B #4B8E1B

square

#1B858E #5D1B8E #8E241B #4B8E1B

split-complementary

#1B858E #8E1B4B #8E5D1B

monochromatic

#072527 #11555B #1B858E #25B5C1 #47D0DC

Accessibility & contrast

On white

4.38

#1B858E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#1B858E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B858E

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B858E	#FFFFFF	#000000	##000000
##1B858E	1.00	4.38	4.79	4.79
#FFFFFF	4.38	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)

#7A7F8F

Deuteranopia (green-blind)

#6A748E

Tritanopia (blue-blind)

#008B88

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1b858e;
/* rgb */ color: rgb(27, 133, 142);
/* oklch */ color: oklch(56.5% 0.090 203.8);

Tailwind

colors: {
  custom: {
    50: '#6ea9af',
    500: '#1b858e',
    950: '#000000',
  },
}

SCSS

$custom: #1b858e;
$custom-light: #6ea9af;
$custom-dark: #000000;

JSON

{
  "hex": "#1b858e",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 142
  },
  "hsl": {
    "h": 184.696,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.56491,
    "c": 0.09002,
    "h": 203.8
  },
  "luminance": 0.18961
}

Semantic roles & 50–950 ramp

primary

#1B858E

secondary

#BE5047

accent

#4B3DEB

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #1B858E

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

Preview Lab → · Contrast checker → · Palette generator →