#1B5965#1B5965

#1B5965 is a dark, moderate teal. Relative luminance 0.083; OKLCH L 43.1% C 0.064 H 213.1°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#1B5965
RGB	rgb(27, 89, 101)
HSL	hsl(190, 58%, 25%)
HSV	hsv(190, 73%, 40%)
CMYK	cmyk(73.3%, 11.9%, 0%, 60.4%)
CIE-LAB	lab(34.63, -15.13, -12.62)
CIE-LCH	lch(34.63, 19.70, 219.84°)
OKLab	oklab(43.06% -0.0538 -0.0351)
OKLCH	oklch(43.06% 0.064 213.1)
XYZ	xyz(6.3723, 8.3166, 13.5788)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5965 #65271B

analogous

#1B654C #1B5965 #1B3465

triadic

#1B5965 #651B59 #59651B

tetradic

#1B5965 #4C1B65 #65271B #34651B

square

#1B5965 #4C1B65 #65271B #34651B

split-complementary

#1B5965 #651B34 #654C1B

monochromatic

#061518 #0E2E35 #1B5965 #288495 #35AEC6

Accessibility & contrast

On white

7.88

#1B5965 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#1B5965 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5965

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5965	#FFFFFF	#000000	##FFFFFF
##1B5965	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505666

Deuteranopia (green-blind)

#454E65

Tritanopia (blue-blind)

#005E5D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1b5965;
/* rgb */ color: rgb(27, 89, 101);
/* oklch */ color: oklch(43.1% 0.064 213.1);

Tailwind

colors: {
  custom: {
    50: '#638890',
    500: '#1b5965',
    950: '#000000',
  },
}

SCSS

$custom: #1b5965;
$custom-light: #638890;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5965",
  "rgb": {
    "r": 27,
    "g": 89,
    "b": 101
  },
  "hsl": {
    "h": 189.73,
    "s": 57.813,
    "l": 25.098
  },
  "oklch": {
    "l": 0.43055,
    "c": 0.06426,
    "h": 213.1
  },
  "luminance": 0.08317
}

Semantic roles & 50–950 ramp

primary

#1B5965

secondary

#9A5041

accent

#6047E1

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #1B5965

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

Preview Lab → · Contrast checker → · Palette generator →