#99C756
Closest named color: Light Olive Green (#A4BE5C). oklch(77.3% 0.151 128), rgb(153, 199, 86).
Aa
Black text reads best on this color (10.65:1).
About this color
#99C756 is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.151 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.030 away. Black text reads best on it, at 10.65:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 10.65:1 |
| White text | 1.97:1 |
Values
| HEX | #99C756 |
| RGB | rgb(153, 199, 86) |
| HSL | hsl(84, 50%, 56%) |
| OKLCH | oklch(77.3% 0.151 128) |
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 #99C756 | 1.97:1 | Fails | Lc -42.3 | Non-text elements, placeholder text |
| Black text on #99C756 | 10.65:1 | AAA | Lc 66.0 | Content text, not long reading |
| #99C756 text on white | 1.97:1 | Fails | Lc 37.9 | Non-text elements, placeholder text |
| #99C756 text on black | 10.65:1 | AAA | Lc -64.5 | 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
#F1F8EA
oklch(97% 0.02 128.7)
-
Step 100
100
#E1F0D1
oklch(93.6% 0.044 128.4)
-
Step 200
200
#C9E4A9
oklch(88.4% 0.083 128)
-
Step 300
300 (this color)
#99C756
oklch(77.3% 0.151 128)
-
Step 400
400
#7EB500
oklch(70.8% 0.186 128.2)
-
Step 500
500
#6C9B00
oklch(63.2% 0.165 128)
-
Step 600
600
#5A8200
oklch(55.6% 0.145 128)
-
Step 700
700
#4B6D00
oklch(49% 0.128 127.9)
-
Step 800
800
#3D5A00
oklch(42.8% 0.112 128.1)
-
Step 900
900
#324B00
oklch(37.8% 0.099 128.2)
-
Step 950
950
#1C2C00
oklch(26.9% 0.07 127.9)
#99C756 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) | #D0BB4A | 0.076 |
| Deuteranopia (no green cones) | #C9B85E | 0.076 |
| Tritanopia (no blue cones) | #9DBFAE | 0.118 |
| Achromatopsia (no color) | #B9B9B9 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C756
#99C756
oklch(77.3% 0.151 128)
- #D099FF
#D099FF
oklch(77.3% 0.151 308)
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 #99C756, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.030
- Pea #A4BF20 ΔE 0.035
- Yellow Green #9ACD32 ΔE 0.035
- Light Moss Green #A6C875 ΔE 0.039
- Light Olive #ACBF69 ΔE 0.042
- Bright Olive #9CBB04 ΔE 0.045
- Slime Green #99CC04 ΔE 0.047
- Tan Green #A9BE70 ΔE 0.048
Use #99C756 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.