#99ECBB
Closest named color: Hospital Green (#9BE5AA). oklch(87.7% 0.106 157.4), rgb(153, 236, 187).
Aa
Black text reads best on this color (15.07:1).
About this color
#99ECBB is a light, moderately saturated green. In OKLCH its lightness is 88%, its chroma 0.106 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.024 away. Black text reads best on it, at 15.07:1.
| Hue family | Greens |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 15.07:1 |
| White text | 1.39:1 |
Values
| HEX | #99ECBB |
| RGB | rgb(153, 236, 187) |
| HSL | hsl(145, 69%, 76%) |
| OKLCH | oklch(87.7% 0.106 157.4) |
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 #99ECBB | 1.39:1 | Fails | Lc -21.7 | Dividers and decoration only |
| Black text on #99ECBB | 15.07:1 | AAA | Lc 84.7 | Fine for body text |
| #99ECBB text on white | 1.39:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #99ECBB text on black | 15.07:1 | AAA | Lc -84.5 | 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
#ECF9F1
oklch(97% 0.017 159.1)
-
Step 100
100
#D5F2E0
oklch(93.5% 0.039 158.3)
-
Step 200
200 (this color)
#99ECBB
oklch(87.7% 0.106 157.4)
-
Step 300
300
#6ADB9D
oklch(80.9% 0.137 157.3)
-
Step 400
400
#00BF76
oklch(70.8% 0.167 157.4)
-
Step 500
500
#00A364
oklch(63% 0.149 157.4)
-
Step 600
600
#008954
oklch(55.5% 0.13 157.7)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#99ECBB 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) | #EBE0B8 | 0.099 |
| Deuteranopia (no green cones) | #DDD7BE | 0.095 |
| Tritanopia (no blue cones) | #88EBDE | 0.049 |
| Achromatopsia (no color) | #DADADA | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99ECBB
#99ECBB
oklch(87.7% 0.106 157.4)
- #FFBFEC
#FFBFEC
oklch(87.6% 0.093 337.6)
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 #99ECBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.024
- Light Teal #90E4C1 ΔE 0.028
- Light Turquoise #7EF4CC ΔE 0.030
- Light Sage #BCECAC ΔE 0.039
- Light Grey Green #B7E1A1 ΔE 0.042
- Light Aquamarine #7BFDC7 ΔE 0.046
- Light Mint Green #A6FBB2 ΔE 0.049
- Light Seafoam #A0FEBF ΔE 0.049
Use #99ECBB 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.