#99E499
Closest named color: Hospital Green (#9BE5AA). oklch(85.1% 0.127 144.4), rgb(153, 228, 153).
Aa
Black text reads best on this color (13.91:1).
About this color
#99E499 is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.127 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.021 away. Black text reads best on it, at 13.91:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.91:1 |
| White text | 1.50:1 |
Values
| HEX | #99E499 |
| RGB | rgb(153, 228, 153) |
| HSL | hsl(120, 58%, 75%) |
| OKLCH | oklch(85.1% 0.127 144.4) |
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 #99E499 | 1.50:1 | Fails | Lc -26.8 | Dividers and decoration only |
| Black text on #99E499 | 13.91:1 | AAA | Lc 80.1 | Fine for body text |
| #99E499 text on white | 1.50:1 | Fails | Lc 23.7 | Dividers and decoration only |
| #99E499 text on black | 13.91:1 | AAA | Lc -79.5 | 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
#EDFAED
oklch(97.2% 0.022 145.4)
-
Step 100
100
#D8F3D7
oklch(93.7% 0.047 144.2)
-
Step 200
200 (this color)
#99E499
oklch(85.1% 0.127 144.4)
-
Step 300
300
#78DB7A
oklch(80.8% 0.163 144.3)
-
Step 400
400
#00C22E
oklch(70.7% 0.227 144.4)
-
Step 500
500
#00A626
oklch(63% 0.202 144.4)
-
Step 600
600
#008C1E
oklch(55.6% 0.178 144.3)
-
Step 700
700
#007618
oklch(49.1% 0.157 144.4)
-
Step 800
800
#006112
oklch(42.8% 0.137 144.4)
-
Step 900
900
#00510D
oklch(37.8% 0.121 144.3)
-
Step 950
950
#003005
oklch(26.9% 0.086 144.4)
#99E499 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) | #E7D794 | 0.098 |
| Deuteranopia (no green cones) | #DCCF9D | 0.097 |
| Tritanopia (no blue cones) | #91E0D1 | 0.078 |
| Achromatopsia (no color) | #D2D2D2 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99E499
#99E499
oklch(85.1% 0.127 144.4)
- #F8B1FD
#F8B1FD
oklch(85.1% 0.128 324.4)
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 #99E499, closest first.
No curated palette has a color within ΔE 0.04 of #99E499.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.021
- Light Green #90EE90 ΔE 0.034
- Light Grey Green #B7E1A1 ΔE 0.038
- Pale Olive Green #B1D27B ΔE 0.051
- Light Teal #90E4C1 ΔE 0.052
- Light Sage #BCECAC ΔE 0.052
- Seafoam #80F9AD ΔE 0.055
- Seafoam Green #7AF9AB ΔE 0.056
Use #99E499 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.