#A1C138#A1C138

#A1C138 is a light, vivid yellow-green. Relative luminance 0.460; OKLCH L 76.2% C 0.163 H 121.9°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#A1C138
RGB	rgb(161, 193, 56)
HSL	hsl(74, 55%, 49%)
HSV	hsv(74, 71%, 76%)
CMYK	cmyk(16.6%, 0%, 71%, 24.3%)
CIE-LAB	lab(73.55, -29.37, 61.80)
CIE-LCH	lch(73.55, 68.43, 115.42°)
OKLab	oklab(76.19% -0.086 0.1382)
OKLCH	oklch(76.19% 0.163 121.9)
XYZ	xyz(34.4822, 46.0025, 10.8034)
Luminance	0.4600 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1C138 #5838C1

analogous

#C19D38 #A1C138 #5DC138

triadic

#A1C138 #38A1C1 #C138A1

tetradic

#A1C138 #38C19D #5838C1 #C1385D

square

#A1C138 #38C19D #5838C1 #C1385D

split-complementary

#A1C138 #385DC1 #9D38C1

monochromatic

#52621C #79922A #A1C138 #B8D264 #CEE094

Accessibility & contrast

On white

2.06

#A1C138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.20

#A1C138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1C138

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1C138	#FFFFFF	#000000	##000000
##A1C138	1.00	2.06	10.20	10.20
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.20	21.00	1.00	1.00
##000000	10.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB520

Deuteranopia (green-blind)

#C9B544

Tritanopia (blue-blind)

#AAB7A6

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #a1c138;
/* rgb */ color: rgb(161, 193, 56);
/* oklch */ color: oklch(76.2% 0.163 121.9);

Tailwind

colors: {
  custom: {
    50: '#c0d377',
    500: '#a1c138',
    950: '#000000',
  },
}

SCSS

$custom: #a1c138;
$custom-light: #c0d377;
$custom-dark: #000000;

JSON

{
  "hex": "#a1c138",
  "rgb": {
    "r": 161,
    "g": 193,
    "b": 56
  },
  "hsl": {
    "h": 74.015,
    "s": 55.02,
    "l": 48.824
  },
  "oklch": {
    "l": 0.76193,
    "c": 0.16273,
    "h": 121.9
  },
  "luminance": 0.46003
}

Semantic roles & 50–950 ramp

primary

#A1C138

secondary

#998ACB

accent

#49DE6C

background

#FCFCF7

surface

#F8F9EE

border

#D1D2C9

text

#131409

muted

#82827B

Preview Lab

Preview with #A1C138

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

Preview Lab → · Contrast checker → · Palette generator →