#99C05A
Closest named color: Light Olive Green (#A4BE5C). oklch(75.7% 0.138 126.8), rgb(153, 192, 90).
Aa
Black text reads best on this color (10.04:1).
About this color
#99C05A is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.138 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.015 away. Black text reads best on it, at 10.04:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 10.04:1 |
| White text | 2.09:1 |
Values
| HEX | #99C05A |
| RGB | rgb(153, 192, 90) |
| HSL | hsl(83, 45%, 55%) |
| OKLCH | oklch(75.7% 0.138 126.8) |
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 #99C05A | 2.09:1 | Fails | Lc -45.4 | Large or bold text, headings |
| Black text on #99C05A | 10.04:1 | AAA | Lc 63.1 | Content text, not long reading |
| #99C05A text on white | 2.09:1 | Fails | Lc 40.8 | Non-text elements, placeholder text |
| #99C05A text on black | 10.04:1 | AAA | Lc -61.5 | 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 400.
-
Step 50
50
#F3F7EF
oklch(97.1% 0.011 128.6)
-
Step 100
100
#E5EDDC
oklch(93.5% 0.024 127.6)
-
Step 200
200
#D1DFBE
oklch(88.4% 0.047 126.1)
-
Step 300
300
#B2CB8F
oklch(80.8% 0.085 126.6)
-
Step 400
400 (this color)
#99C05A
oklch(75.7% 0.138 126.8)
-
Step 500
500
#6F9A00
oklch(63.1% 0.162 126.9)
-
Step 600
600
#5D8100
oklch(55.5% 0.142 126.6)
-
Step 700
700
#4D6D00
oklch(49.1% 0.127 127.1)
-
Step 800
800
#3F5900
oklch(42.7% 0.11 126.7)
-
Step 900
900
#344A00
oklch(37.7% 0.097 126.5)
-
Step 950
950
#1D2C00
oklch(26.9% 0.069 127)
#99C05A 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) | #C9B550 | 0.067 |
| Deuteranopia (no green cones) | #C3B360 | 0.067 |
| Tritanopia (no blue cones) | #9EB8A9 | 0.110 |
| Achromatopsia (no color) | #B3B3B3 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C05A
#99C05A
oklch(75.7% 0.138 126.8)
- #C798F4
#C798F4
oklch(75.8% 0.137 306.9)
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 #99C05A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.015
- Light Olive #ACBF69 ΔE 0.032
- Tan Green #A9BE70 ΔE 0.036
- Light Moss Green #A6C875 ΔE 0.038
- Pea #A4BF20 ΔE 0.039
- Bright Olive #9CBB04 ΔE 0.045
- Mustard Green #A8B504 ΔE 0.047
- Soft Green #6FC276 ΔE 0.048
Use #99C05A 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.