#C9EC61#C9EC61

#C9EC61 is a very light, vivid yellow-green. Relative luminance 0.733; OKLCH L 89.1% C 0.169 H 121.8°. Best body text is #000000 at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#C9EC61
RGB	rgb(201, 236, 97)
HSL	hsl(75, 79%, 65%)
HSV	hsv(75, 59%, 93%)
CMYK	cmyk(14.8%, 0%, 58.9%, 7.5%)
CIE-LAB	lab(88.58, -31.00, 62.09)
CIE-LCH	lch(88.58, 69.39, 116.53°)
OKLab	oklab(89.09% -0.089 0.1435)
OKLCH	oklch(89.09% 0.169 121.8)
XYZ	xyz(56.2411, 73.2714, 22.4869)
Luminance	0.7327 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9EC61 #8461EC

analogous

#ECC961 #C9EC61 #83EC61

triadic

#C9EC61 #61C9EC #EC61C9

tetradic

#C9EC61 #61ECC9 #8461EC #EC6183

square

#C9EC61 #61ECC9 #8461EC #EC6183

split-complementary

#C9EC61 #6183EC #C961EC

monochromatic

#92BC17 #B6E52A #C9EC61 #DCF398 #EEF9CE

Accessibility & contrast

On white

1.34

#C9EC61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.65

#C9EC61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9EC61

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9EC61	#FFFFFF	#000000	##000000
##C9EC61	1.00	1.34	15.65	15.65
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.65	21.00	1.00	1.00
##000000	15.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DF51

Deuteranopia (green-blind)

#F5DE6A

Tritanopia (blue-blind)

#D2E1CE

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c9ec61;
/* rgb */ color: rgb(201, 236, 97);
/* oklch */ color: oklch(89.1% 0.169 121.8);

Tailwind

colors: {
  custom: {
    50: '#dcf293',
    500: '#c9ec61',
    950: '#000000',
  },
}

SCSS

$custom: #c9ec61;
$custom-light: #dcf293;
$custom-dark: #000000;

JSON

{
  "hex": "#c9ec61",
  "rgb": {
    "r": 201,
    "g": 236,
    "b": 97
  },
  "hsl": {
    "h": 75.108,
    "s": 78.531,
    "l": 65.294
  },
  "oklch": {
    "l": 0.89086,
    "c": 0.16889,
    "h": 121.8
  },
  "luminance": 0.73271
}

Semantic roles & 50–950 ramp

primary

#C9EC61

secondary

#5836BB

accent

#0BDB3F

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160D

muted

#84857F

Preview Lab

Preview with #C9EC61

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

Preview Lab → · Contrast checker → · Palette generator →