#83CC99
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.3% 0.103 153), rgb(131, 204, 153).
Aa
Black text reads best on this color (11.06:1).
About this color
#83CC99 is a light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.103 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.031 away. Black text reads best on it, at 11.06:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.06:1 |
| White text | 1.89:1 |
Values
| HEX | #83CC99 |
| RGB | rgb(131, 204, 153) |
| HSL | hsl(138, 42%, 66%) |
| OKLCH | oklch(78.3% 0.103 153) |
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 #83CC99 | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #83CC99 | 11.06:1 | AAA | Lc 67.9 | Content text, not long reading |
| #83CC99 text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #83CC99 text on black | 11.06:1 | AAA | Lc -66.5 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DCF0E1
oklch(93.6% 0.029 153.3)
-
Step 200
200
#BDE5C7
oklch(88.5% 0.058 152.7)
-
Step 300
300 (this color)
#83CC99
oklch(78.3% 0.103 153)
-
Step 400
400
#31BD6D
oklch(70.7% 0.165 153.1)
-
Step 500
500
#00A457
oklch(63% 0.162 153)
-
Step 600
600
#008A48
oklch(55.5% 0.143 153)
-
Step 700
700
#00743C
oklch(49% 0.126 153.1)
-
Step 800
800
#005F30
oklch(42.6% 0.109 153.1)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#83CC99 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) | #CCC196 | 0.091 |
| Deuteranopia (no green cones) | #C1B99C | 0.089 |
| Tritanopia (no blue cones) | #76CABE | 0.053 |
| Achromatopsia (no color) | #BCBCBC | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #83CC99
#83CC99
oklch(78.3% 0.103 153)
- #E1A0D5
#E1A0D5
oklch(78.4% 0.103 333.2)
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 #83CC99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.031
- Pale Teal #82CBB2 ΔE 0.035
- Seafoam Blue #78D1B6 ΔE 0.037
- Dark Sea Green #8FBC8F ΔE 0.042
- Light Moss Green #A6C875 ΔE 0.051
- Tiffany Blue #94D2BD ΔE 0.054
- Soft Green #6FC276 ΔE 0.054
- Tan Green #A9BE70 ΔE 0.059
Use #83CC99 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.