#129D5D
Closest named color: Jade (#1FA774). oklch(61.3% 0.146 155.7), rgb(18, 157, 93).
Aa
Black text reads best on this color (6.00:1).
About this color
#129D5D is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.146 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.038 away. Black text reads best on it, at 6.00:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.00:1 |
| White text | 3.49:1 |
Values
| HEX | #129D5D |
| RGB | rgb(18, 157, 93) |
| HSL | hsl(152, 79%, 34%) |
| OKLCH | oklch(61.3% 0.146 155.7) |
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 #129D5D | 3.49:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #129D5D | 6.00:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #129D5D text on white | 3.49:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #129D5D text on black | 6.00:1 | AA | Lc -39.7 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE4
oklch(93.6% 0.02 154.9)
-
Step 200
200
#C5E1CE
oklch(88.4% 0.039 155.8)
-
Step 300
300
#9CCFAD
oklch(80.9% 0.072 155.3)
-
Step 400
400
#5FB682
oklch(70.8% 0.115 155.7)
-
Step 500
500 (this color)
#129D5D
oklch(61.3% 0.146 155.7)
-
Step 600
600
#008A4F
oklch(55.7% 0.136 155.4)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#052F19
oklch(27% 0.061 155.4)
#129D5D 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) | #9C8F59 | 0.130 |
| Deuteranopia (no green cones) | #8D8561 | 0.127 |
| Tritanopia (no blue cones) | #009B8D | 0.071 |
| Achromatopsia (no color) | #898989 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #129D5D
#129D5D
oklch(61.3% 0.146 155.7)
- #B85EA6
#B85EA6
oklch(61.3% 0.146 335.3)
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 #129D5D, closest first.
No curated palette has a color within ΔE 0.04 of #129D5D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.038
- Light Forest Green #4F9153 ΔE 0.042
- Viridian #1E9167 ΔE 0.043
- Ocean Green #3D9973 ΔE 0.043
- Kelley Green #009337 ΔE 0.048
- Muted Green #5FA052 ΔE 0.050
- Seaweed Green #35AD6B ΔE 0.052
- Sea Green #2E8B57 ΔE 0.052
Use #129D5D 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.