#1B565D#1B565D

#1B565D is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.9% C 0.060 H 206.3°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#1B565D
RGB	rgb(27, 86, 93)
HSL	hsl(186, 55%, 24%)
HSV	hsv(186, 71%, 36%)
CMYK	cmyk(71%, 7.5%, 0%, 63.5%)
CIE-LAB	lab(33.30, -16.18, -9.62)
CIE-LCH	lch(33.30, 18.83, 210.74°)
OKLab	oklab(41.88% -0.054 -0.0267)
OKLCH	oklch(41.88% 0.06 206.3)
XYZ	xyz(5.7547, 7.6783, 11.5326)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B565D #5D221B

analogous

#1B5D43 #1B565D #1B355D

triadic

#1B565D #5D1B56 #565D1B

tetradic

#1B565D #431B5D #5D221B #355D1B

square

#1B565D #431B5D #5D221B #355D1B

split-complementary

#1B565D #5D1B35 #5D431B

monochromatic

#071618 #0D2A2E #1B565D #29828C #37AEBC

Accessibility & contrast

On white

8.28

#1B565D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1B565D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B565D

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B565D	#FFFFFF	#000000	##FFFFFF
##1B565D	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F525D

Deuteranopia (green-blind)

#454B5D

Tritanopia (blue-blind)

#005A58

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1b565d;
/* rgb */ color: rgb(27, 86, 93);
/* oklch */ color: oklch(41.9% 0.060 206.3);

Tailwind

colors: {
  custom: {
    50: '#61868a',
    500: '#1b565d',
    950: '#000000',
  },
}

SCSS

$custom: #1b565d;
$custom-light: #61868a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b565d",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 93
  },
  "hsl": {
    "h": 186.364,
    "s": 55,
    "l": 23.529
  },
  "oklch": {
    "l": 0.4188,
    "c": 0.06028,
    "h": 206.3
  },
  "luminance": 0.07679
}

Semantic roles & 50–950 ramp

primary

#1B565D

secondary

#934A41

accent

#5949DE

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #1B565D

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

Preview Lab → · Contrast checker → · Palette generator →