#1B8B57#1B8B57

#1B8B57 is a mid, vivid teal. Relative luminance 0.194; OKLCH L 56.4% C 0.125 H 157.1°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#1B8B57
RGB	rgb(27, 139, 87)
HSL	hsl(152, 67%, 33%)
HSV	hsv(152, 81%, 55%)
CMYK	cmyk(80.6%, 0%, 37.4%, 45.5%)
CIE-LAB	lab(51.13, -42.77, 19.45)
CIE-LCH	lch(51.13, 46.98, 155.55°)
OKLab	oklab(56.41% -0.1155 0.0488)
OKLCH	oklch(56.41% 0.125 157.1)
XYZ	xyz(11.4038, 19.3850, 12.1556)
Luminance	0.1939 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8B57 #8B1B4F

analogous

#1B8B1F #1B8B57 #1B878B

triadic

#1B8B57 #571B8B #8B571B

tetradic

#1B8B57 #1F1B8B #8B1B4F #878B1B

square

#1B8B57 #1F1B8B #8B1B4F #878B1B

split-complementary

#1B8B57 #8B1B87 #8B1F1B

monochromatic

#072517 #115837 #1B8B57 #25BE77 #45DB96

Accessibility & contrast

On white

4.31

#1B8B57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#1B8B57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8B57

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8B57	#FFFFFF	#000000	##000000
##1B8B57	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7F54

Deuteranopia (green-blind)

#7D765A

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #1b8b57;
/* rgb */ color: rgb(27, 139, 87);
/* oklch */ color: oklch(56.4% 0.125 157.1);

Tailwind

colors: {
  custom: {
    50: '#6bae86',
    500: '#1b8b57',
    950: '#000000',
  },
}

SCSS

$custom: #1b8b57;
$custom-light: #6bae86;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8b57",
  "rgb": {
    "r": 27,
    "g": 139,
    "b": 87
  },
  "hsl": {
    "h": 152.143,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56409,
    "c": 0.12544,
    "h": 157.1
  },
  "luminance": 0.19386
}

Semantic roles & 50–950 ramp

primary

#1B8B57

secondary

#BC457D

accent

#3D8EEA

background

#F7FAF8

surface

#EDF4EF

border

#C8CECA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #1B8B57

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

Preview Lab → · Contrast checker → · Palette generator →