#1B615A#1B615A

#1B615A is a dark, moderate teal. Relative luminance 0.095; OKLCH L 44.8% C 0.069 H 185.5°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#1B615A
RGB	rgb(27, 97, 90)
HSL	hsl(174, 56%, 24%)
HSV	hsv(174, 72%, 38%)
CMYK	cmyk(72.2%, 0%, 7.2%, 62%)
CIE-LAB	lab(36.97, -23.09, -2.28)
CIE-LCH	lch(36.97, 23.20, 185.64°)
OKLab	oklab(44.81% -0.0684 -0.0065)
OKLCH	oklch(44.81% 0.069 185.5)
XYZ	xyz(6.5713, 9.5198, 11.1621)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B615A #611B22

analogous

#1B6137 #1B615A #1B4561

triadic

#1B615A #5A1B61 #615A1B

tetradic

#1B615A #371B61 #611B22 #45611B

square

#1B615A #371B61 #611B22 #45611B

split-complementary

#1B615A #611B45 #61371B

monochromatic

#071816 #0E312E #1B615A #289186 #36C1B3

Accessibility & contrast

On white

7.23

#1B615A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1B615A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B615A

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B615A	#FFFFFF	#000000	##FFFFFF
##1B615A	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5B5A

Deuteranopia (green-blind)

#52545B

Tritanopia (blue-blind)

#00635F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1b615a;
/* rgb */ color: rgb(27, 97, 90);
/* oklch */ color: oklch(44.8% 0.069 185.5);

Tailwind

colors: {
  custom: {
    50: '#638e88',
    500: '#1b615a',
    950: '#000000',
  },
}

SCSS

$custom: #1b615a;
$custom-light: #638e88;
$custom-dark: #000000;

JSON

{
  "hex": "#1b615a",
  "rgb": {
    "r": 27,
    "g": 97,
    "b": 90
  },
  "hsl": {
    "h": 174,
    "s": 56.452,
    "l": 24.314
  },
  "oklch": {
    "l": 0.44813,
    "c": 0.06867,
    "h": 185.5
  },
  "luminance": 0.09521
}

Semantic roles & 50–950 ramp

primary

#1B615A

secondary

#97414A

accent

#4857E0

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #1B615A

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

Preview Lab → · Contrast checker → · Palette generator →