#99D261
Closest named color: Yellow Green (#9ACD32). oklch(80% 0.156 131.3), rgb(153, 210, 97).
Aa
Black text reads best on this color (11.74:1).
About this color
#99D261 is a light, vivid green. In OKLCH its lightness is 80%, its chroma 0.156 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.035 away. Black text reads best on it, at 11.74:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.74:1 |
| White text | 1.78:1 |
Values
| HEX | #99D261 |
| RGB | rgb(153, 210, 97) |
| HSL | hsl(90, 56%, 60%) |
| OKLCH | oklch(80% 0.156 131.3) |
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 #99D261 | 1.78:1 | Fails | Lc -36.9 | Non-text elements, placeholder text |
| Black text on #99D261 | 11.74:1 | AAA | Lc 70.9 | Content text, not long reading |
| #99D261 text on white | 1.78:1 | Fails | Lc 32.9 | Non-text elements, placeholder text |
| #99D261 text on black | 11.74:1 | AAA | Lc -69.7 | Content text, not long reading |
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
#F0F9EA
oklch(97.1% 0.022 132.5)
-
Step 100
100
#DFF1D2
oklch(93.7% 0.045 132)
-
Step 200
200
#C5E6AA
oklch(88.6% 0.087 131.4)
-
Step 300
300 (this color)
#99D261
oklch(80% 0.156 131.3)
-
Step 400
400
#72B700
oklch(70.6% 0.194 131.4)
-
Step 500
500
#619D00
oklch(63% 0.173 131.4)
-
Step 600
600
#518400
oklch(55.5% 0.153 131.4)
-
Step 700
700
#436F00
oklch(49% 0.135 131.5)
-
Step 800
800
#365B00
oklch(42.7% 0.117 131.5)
-
Step 900
900
#2D4C00
oklch(37.8% 0.103 131.1)
-
Step 950
950
#192D00
oklch(27% 0.074 130.9)
#99D261 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) | #DAC456 | 0.087 |
| Deuteranopia (no green cones) | #D2C068 | 0.088 |
| Tritanopia (no blue cones) | #9BCAB9 | 0.119 |
| Achromatopsia (no color) | #C2C2C2 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D261
#99D261
oklch(80% 0.156 131.3)
- #DBA3FF
#DBA3FF
oklch(80% 0.139 311.4)
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 #99D261, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.035
- Light Moss Green #A6C875 ΔE 0.043
- Pale Olive Green #B1D27B ΔE 0.044
- Slime Green #99CC04 ΔE 0.049
- Light Olive Green #A4BE5C ΔE 0.054
- Fresh Green #69D84F ΔE 0.055
- Pea #A4BF20 ΔE 0.056
- Light Olive #ACBF69 ΔE 0.059
Use #99D261 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.