#ACE99B
Closest named color: Light Grey Green (#B7E1A1). oklch(87.4% 0.121 139), rgb(172, 233, 155).
Aa
Black text reads best on this color (14.88:1).
About this color
#ACE99B is a light, moderately saturated green. In OKLCH its lightness is 87%, its chroma 0.121 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Grey Green (#B7E1A1), ΔE 0.028 away. Black text reads best on it, at 14.88:1.
| Hue family | Greens |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Light Grey Green (#B7E1A1) |
| Black text | 14.88:1 |
| White text | 1.41:1 |
Values
| HEX | #ACE99B |
| RGB | rgb(172, 233, 155) |
| HSL | hsl(107, 64%, 76%) |
| OKLCH | oklch(87.4% 0.121 139) |
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 #ACE99B | 1.41:1 | Fails | Lc -22.5 | Dividers and decoration only |
| Black text on #ACE99B | 14.88:1 | AAA | Lc 83.9 | Fine for body text |
| #ACE99B text on white | 1.41:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #ACE99B text on black | 14.88:1 | AAA | Lc -83.7 | 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
#EFF9EC
oklch(97.1% 0.02 138.4)
-
Step 100
100
#DBF2D5
oklch(93.7% 0.046 139.2)
-
Step 200
200 (this color)
#ACE99B
oklch(87.4% 0.121 139)
-
Step 300
300
#8AD873
oklch(80.8% 0.155 138.9)
-
Step 400
400
#46BF00
oklch(70.8% 0.223 139)
-
Step 500
500
#3BA400
oklch(63.2% 0.199 139)
-
Step 600
600
#308A00
oklch(55.7% 0.176 139)
-
Step 700
700
#277400
oklch(49.2% 0.155 139)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#184F00
oklch(37.6% 0.119 139)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#ACE99B 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) | #EEDD96 | 0.085 |
| Deuteranopia (no green cones) | #E4D79F | 0.083 |
| Tritanopia (no blue cones) | #A9E4D5 | 0.082 |
| Achromatopsia (no color) | #D9D9D9 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE99B
#ACE99B
oklch(87.4% 0.121 139)
- #F2C1FF
#F2C1FF
oklch(87.4% 0.099 319.1)
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 #ACE99B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Green #B7E1A1 ΔE 0.028
- Hospital Green #9BE5AA ΔE 0.029
- Light Sage #BCECAC ΔE 0.030
- Light Green #90EE90 ΔE 0.037
- Washed Out Green #BCF5A6 ΔE 0.039
- Light Mint Green #A6FBB2 ΔE 0.047
- Light Pastel Green #B2FBA5 ΔE 0.048
- Seafoam #80F9AD ΔE 0.052
Use #ACE99B 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.