#C5F18E
Closest named color: Pistachio (#C0FA8B). oklch(90.5% 0.135 128.4), rgb(197, 241, 142).
Aa
Black text reads best on this color (16.34:1).
About this color
#C5F18E is a very light, moderately saturated green. In OKLCH its lightness is 90%, its chroma 0.135 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pistachio (#C0FA8B), ΔE 0.026 away. Black text reads best on it, at 16.34:1.
| Hue family | Greens |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Pistachio (#C0FA8B) |
| Black text | 16.34:1 |
| White text | 1.28:1 |
Values
| HEX | #C5F18E |
| RGB | rgb(197, 241, 142) |
| HSL | hsl(87, 78%, 75%) |
| OKLCH | oklch(90.5% 0.135 128.4) |
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 #C5F18E | 1.28:1 | Fails | Lc -16.2 | Dividers and decoration only |
| Black text on #C5F18E | 16.34:1 | AAA | Lc 89.6 | Fine for body text |
| #C5F18E text on white | 1.28:1 | Fails | Lc 14.0 | Not readable |
| #C5F18E text on black | 16.34:1 | AAA | Lc -89.8 | Fine 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 200.
-
Step 50
50
#F1F9E8
oklch(97.2% 0.024 127.6)
-
Step 100
100
#E0F1CE
oklch(93.6% 0.05 128.5)
-
Step 200
200 (this color)
#C5F18E
oklch(90.5% 0.135 128.4)
-
Step 300
300
#9FD54E
oklch(80.9% 0.173 128.3)
-
Step 400
400
#7DB500
oklch(70.7% 0.186 128.5)
-
Step 500
500
#6B9B00
oklch(63.1% 0.166 128.3)
-
Step 600
600
#598200
oklch(55.5% 0.146 128.3)
-
Step 700
700
#4A6E00
oklch(49.2% 0.13 128.6)
-
Step 800
800
#3C5A00
oklch(42.8% 0.113 128.5)
-
Step 900
900
#314B00
oklch(37.7% 0.1 128.7)
-
Step 950
950
#1C2C00
oklch(26.9% 0.07 127.9)
#C5F18E 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) | #FAE586 | 0.071 |
| Deuteranopia (no green cones) | #F4E293 | 0.072 |
| Tritanopia (no blue cones) | #C9E9D9 | 0.105 |
| Achromatopsia (no color) | #E3E3E3 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5F18E
#C5F18E
oklch(90.5% 0.135 128.4)
- #EBD6FF
#EBD6FF
oklch(90.6% 0.059 308.2)
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 #C5F18E, closest first.
No curated palette has a color within ΔE 0.04 of #C5F18E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pistachio #C0FA8B ΔE 0.026
- Washed Out Green #BCF5A6 ΔE 0.026
- Celery #C1FD95 ΔE 0.030
- Pale Light Green #B1FC99 ΔE 0.032
- Light Pastel Green #B2FBA5 ΔE 0.032
- Pastel Green #B0FF9D ΔE 0.038
- Light Pea Green #C4FE82 ΔE 0.041
- Light Yellow Green #CCFD7F ΔE 0.041
Use #C5F18E 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.