#129F48
Closest named color: Kelley Green (#009337). oklch(61.5% 0.167 149.4), rgb(18, 159, 72).
Aa
Black text reads best on this color (6.07:1).
About this color
#129F48 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.167 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.038 away. Black text reads best on it, at 6.07:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 6.07:1 |
| White text | 3.45:1 |
Values
| HEX | #129F48 |
| RGB | rgb(18, 159, 72) |
| HSL | hsl(143, 80%, 35%) |
| OKLCH | oklch(61.5% 0.167 149.4) |
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 #129F48 | 3.45:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #129F48 | 6.07:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #129F48 text on white | 3.45:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #129F48 text on black | 6.07:1 | AA | Lc -40.2 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C5E2C9
oklch(88.5% 0.046 149.2)
-
Step 300
300
#9CD0A4
oklch(80.9% 0.082 148.9)
-
Step 400
400
#5FB773
oklch(70.7% 0.131 149.4)
-
Step 500
500 (this color)
#129F48
oklch(61.5% 0.167 149.4)
-
Step 600
600
#008B3C
oklch(55.6% 0.155 149.4)
-
Step 700
700
#007531
oklch(49.1% 0.138 149.3)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#052F12
oklch(26.9% 0.069 149.3)
#129F48 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) | #A09040 | 0.135 |
| Deuteranopia (no green cones) | #92864F | 0.135 |
| Tritanopia (no blue cones) | #009C8B | 0.094 |
| Achromatopsia (no color) | #8A8A8A | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #129F48
#129F48
oklch(61.5% 0.167 149.4)
- #BA5AB5
#BA5AB5
oklch(61.6% 0.167 329.4)
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 #129F48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.038
- Irish Green #019529 ΔE 0.038
- Grass Green #3F9B0B ΔE 0.039
- Grassy Green #419C03 ΔE 0.041
- Mid Green #50A747 ΔE 0.044
- Medium Green #39AD48 ΔE 0.047
- Kelly Green #02AB2E ΔE 0.048
- True Green #089404 ΔE 0.051
Use #129F48 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.