#AAF191
Closest named color: Pale Green (#98FB98). oklch(88.9% 0.145 137.9), rgb(170, 241, 145).
Aa
Black text reads best on this color (15.70:1).
About this color
#AAF191 is a light, vivid green. In OKLCH its lightness is 89%, its chroma 0.145 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Green (#98FB98), ΔE 0.028 away. Black text reads best on it, at 15.70:1.
| Hue family | Greens |
| Lightness | light (89%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Pale Green (#98FB98) |
| Black text | 15.70:1 |
| White text | 1.33:1 |
Values
| HEX | #AAF191 |
| RGB | rgb(170, 241, 145) |
| HSL | hsl(104, 77%, 76%) |
| OKLCH | oklch(88.9% 0.145 137.9) |
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 #AAF191 | 1.33:1 | Fails | Lc -18.9 | Dividers and decoration only |
| Black text on #AAF191 | 15.70:1 | AAA | Lc 87.1 | Fine for body text |
| #AAF191 text on white | 1.33:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #AAF191 text on black | 15.70:1 | AAA | Lc -87.2 | 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
#EEFAEA
oklch(97.2% 0.025 137.8)
-
Step 100
100
#D9F3D0
oklch(93.6% 0.054 137.6)
-
Step 200
200 (this color)
#AAF191
oklch(88.9% 0.145 137.9)
-
Step 300
300
#80DC5C
oklch(81% 0.187 137.9)
-
Step 400
400
#4FBE00
oklch(70.8% 0.218 137.9)
-
Step 500
500
#43A300
oklch(63.2% 0.195 137.9)
-
Step 600
600
#378900
oklch(55.7% 0.172 137.9)
-
Step 700
700
#2D7300
oklch(49.1% 0.151 137.9)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#1C4F00
oklch(37.8% 0.117 138)
-
Step 950
950
#0E2F00
oklch(27% 0.083 137.8)
#AAF191 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) | #F7E38A | 0.098 |
| Deuteranopia (no green cones) | #ECDC97 | 0.098 |
| Tritanopia (no blue cones) | #A7EBD9 | 0.099 |
| Achromatopsia (no color) | #DFDFDF | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAF191
#AAF191
oklch(88.9% 0.145 137.9)
- #F2C9FF
#F2C9FF
oklch(88.8% 0.085 318)
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 #AAF191, closest first.
No curated palette has a color within ΔE 0.04 of #AAF191.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Green #98FB98 ΔE 0.028
- Light Green #90EE90 ΔE 0.029
- Pale Light Green #B1FC99 ΔE 0.031
- Light Pastel Green #B2FBA5 ΔE 0.033
- Washed Out Green #BCF5A6 ΔE 0.035
- Pistachio #C0FA8B ΔE 0.037
- Foam Green #90FDA9 ΔE 0.037
- Pastel Green #B0FF9D ΔE 0.038
Use #AAF191 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.