#C5F971#C5F971

#C5F971 is a very light, vivid yellow-green. Relative luminance 0.808; OKLCH L 91.9% C 0.174 H 127.0°. Best body text is #000000 at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#C5F971
RGB	rgb(197, 249, 113)
HSL	hsl(83, 92%, 71%)
HSV	hsv(83, 55%, 98%)
CMYK	cmyk(20.9%, 0%, 54.6%, 2.4%)
CIE-LAB	lab(92.05, -37.09, 59.01)
CIE-LCH	lch(92.05, 69.70, 122.15°)
OKLab	oklab(91.87% -0.1044 0.1386)
OKLCH	oklch(91.87% 0.174 127)
XYZ	xyz(59.8821, 80.8131, 28.0632)
Luminance	0.8081 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

#C2FF89

ΔE00 3.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F971 #A571F9

analogous

#F9E971 #C5F971 #81F971

triadic

#C5F971 #71C5F9 #F971C5

tetradic

#C5F971 #71F9E9 #A571F9 #F97181

square

#C5F971 #71F9E9 #A571F9 #F97181

split-complementary

#C5F971 #7181F9 #E971F9

monochromatic

#92E60A #ADF736 #C5F971 #DDFBAC #F3FEE2

Accessibility & contrast

On white

1.22

#C5F971 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.16

#C5F971 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F971

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F971	#FFFFFF	#000000	##000000
##C5F971	1.00	1.22	17.16	17.16
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.16	21.00	1.00	1.00
##000000	17.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA63

Deuteranopia (green-blind)

#FDE77A

Tritanopia (blue-blind)

#CBEFDB

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #c5f971;
/* rgb */ color: rgb(197, 249, 113);
/* oklch */ color: oklch(91.9% 0.174 127.0);

Tailwind

colors: {
  custom: {
    50: '#d9fb9d',
    500: '#c5f971',
    950: '#000000',
  },
}

SCSS

$custom: #c5f971;
$custom-light: #d9fb9d;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f971",
  "rgb": {
    "r": 197,
    "g": 249,
    "b": 113
  },
  "hsl": {
    "h": 82.941,
    "s": 91.892,
    "l": 70.98
  },
  "oklch": {
    "l": 0.91869,
    "c": 0.17353,
    "h": 127
  },
  "luminance": 0.80814
}

Semantic roles & 50–950 ramp

primary

#C5F971

secondary

#753AD4

accent

#00E658

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170F

muted

#848580

Preview Lab

Preview with #C5F971

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

Preview Lab → · Contrast checker → · Palette generator →