#99DC91
Closest named color: Hospital Green (#9BE5AA). oklch(83.1% 0.123 141.9), rgb(153, 220, 145).
Aa
Black text reads best on this color (13.00:1).
About this color
#99DC91 is a light, moderately saturated green. In OKLCH its lightness is 83%, its chroma 0.123 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.034 away. Black text reads best on it, at 13.00:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.00:1 |
| White text | 1.61:1 |
Values
| HEX | #99DC91 |
| RGB | rgb(153, 220, 145) |
| HSL | hsl(114, 52%, 72%) |
| OKLCH | oklch(83.1% 0.123 141.9) |
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 #99DC91 | 1.61:1 | Fails | Lc -31.0 | Non-text elements, placeholder text |
| Black text on #99DC91 | 13.00:1 | AAA | Lc 76.3 | Fine for body text |
| #99DC91 text on white | 1.61:1 | Fails | Lc 27.5 | Dividers and decoration only |
| #99DC91 text on black | 13.00:1 | AAA | Lc -75.5 | 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 300.
-
Step 50
50
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DDF0DA
oklch(93.5% 0.036 141.4)
-
Step 200
200
#C0E5BC
oklch(88.4% 0.068 142.4)
-
Step 300
300 (this color)
#99DC91
oklch(83.1% 0.123 141.9)
-
Step 400
400
#49BD3E
oklch(70.7% 0.196 141.9)
-
Step 500
500
#16A600
oklch(63% 0.211 141.9)
-
Step 600
600
#118C00
oklch(55.6% 0.187 141.9)
-
Step 700
700
#0D7600
oklch(49.2% 0.165 141.8)
-
Step 800
800
#086100
oklch(42.8% 0.144 141.9)
-
Step 900
900
#065100
oklch(37.8% 0.127 141.8)
-
Step 950
950
#023000
oklch(26.9% 0.09 141.9)
#99DC91 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) | #E0CF8C | 0.091 |
| Deuteranopia (no green cones) | #D5C995 | 0.089 |
| Tritanopia (no blue cones) | #94D7C9 | 0.080 |
| Achromatopsia (no color) | #CBCBCB | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DC91
#99DC91
oklch(83.1% 0.123 141.9)
- #EDADF7
#EDADF7
oklch(83.1% 0.122 321.9)
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 #99DC91, closest first.
No curated palette has a color within ΔE 0.04 of #99DC91.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.034
- Pale Olive Green #B1D27B ΔE 0.036
- Light Grey Green #B7E1A1 ΔE 0.044
- Light Green #90EE90 ΔE 0.050
- Pale Olive #B9CC81 ΔE 0.050
- Light Moss Green #A6C875 ΔE 0.053
- Greenish Tan #BCCB7A ΔE 0.054
- Light Teal #90E4C1 ΔE 0.058
Use #99DC91 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.