#C6F808
Named color: Greeny Yellow. oklch(91.1% 0.223 123.2), rgb(198, 248, 8).
Aa
Black text reads best on this color (16.83:1).
About this color
#C6F808 is a very light, vivid yellow. In OKLCH its lightness is 91%, its chroma 0.223 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. It is the named color Greeny Yellow. Black text reads best on it, at 16.83:1.
| Hue family | Yellows |
| Lightness | very light (91%) |
| Chroma | vivid (0.223) |
| Temperature | in between |
| Nearest name | Greeny Yellow |
| Black text | 16.83:1 |
| White text | 1.24:1 |
Values
| HEX | #C6F808 |
| RGB | rgb(198, 248, 8) |
| HSL | hsl(72, 94%, 50%) |
| OKLCH | oklch(91.1% 0.223 123.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #C6F808 | 1.24:1 | Fails | Lc -13.9 | Not readable |
| Black text on #C6F808 | 16.83:1 | AAA | Lc 91.6 | Preferred for body text |
| #C6F808 text on white | 1.24:1 | Fails | Lc 12.0 | Not readable |
| #C6F808 text on black | 16.83:1 | AAA | Lc -92.0 | Preferred for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 100.
-
Step 50
50
#F0FADE
oklch(97% 0.038 123.1)
-
Step 100
100 (this color)
#C6F808
oklch(91.1% 0.223 123.2)
-
Step 200
200
#C5EA6B
oklch(88.5% 0.159 123.2)
-
Step 300
300
#A9D400
oklch(81% 0.199 123.1)
-
Step 400
400
#8CB100
oklch(70.7% 0.174 123.3)
-
Step 500
500
#789800
oklch(63.2% 0.156 123.3)
-
Step 600
600
#647F00
oklch(55.5% 0.136 123.2)
-
Step 700
700
#546B00
oklch(49.1% 0.121 123.1)
-
Step 800
800
#445800
oklch(42.8% 0.106 123.5)
-
Step 900
900
#384900
oklch(37.7% 0.093 123.4)
-
Step 950
950
#202B00
oklch(26.9% 0.066 123.3)
#C6F808 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #FFE700 | 0.083 |
| Deuteranopia (no green cones) | #FFE635 | 0.090 |
| Tritanopia (no blue cones) | #D1EBD3 | 0.185 |
| Achromatopsia (no color) | #E6E6E6 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6F808
#C6F808
oklch(91.1% 0.223 123.2)
- #E8DAFF
#E8DAFF
oklch(91.1% 0.052 302.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #C6F808, closest first.
No curated palette has a color within ΔE 0.04 of #C6F808.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellowgreen #BBF90F ΔE 0.013
- Lemon Lime #BFFE28 ΔE 0.015
- Lime Yellow #D0FE1D ΔE 0.021
- Neon Yellow #CFFF04 ΔE 0.022
- Yellowy Green #BFF128 ΔE 0.023
- Lemon Green #ADF802 ΔE 0.029
- Green Yellow #ADFF2F ΔE 0.029
- Electric Lime #A8FF04 ΔE 0.036
Use #C6F808 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.