#009E23
Closest named color: Grass Green (#3F9B0B). oklch(60.7% 0.195 144.3), rgb(0, 158, 35).
Aa
Black text reads best on this color (5.91:1).
About this color
#009E23 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.195 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.022 away. Black text reads best on it, at 5.91:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.195) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.91:1 |
| White text | 3.55:1 |
Values
| HEX | #009E23 |
| RGB | rgb(0, 158, 35) |
| HSL | hsl(133, 100%, 31%) |
| OKLCH | oklch(60.7% 0.195 144.3) |
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 #009E23 | 3.55:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #009E23 | 5.91:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #009E23 text on white | 3.55:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #009E23 text on black | 5.91:1 | AA | Lc -39.4 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DFEFDF
oklch(93.6% 0.027 145.4)
-
Step 200
200
#C5E3C4
oklch(88.6% 0.053 144.3)
-
Step 300
300
#9BD19A
oklch(80.9% 0.095 144.2)
-
Step 400
400
#5DB960
oklch(70.8% 0.153 144.4)
-
Step 500
500 (this color)
#009E23
oklch(60.7% 0.195 144.3)
-
Step 600
600
#008C1E
oklch(55.6% 0.178 144.3)
-
Step 700
700
#007618
oklch(49.1% 0.157 144.4)
-
Step 800
800
#006112
oklch(42.8% 0.137 144.4)
-
Step 900
900
#00510D
oklch(37.8% 0.121 144.3)
-
Step 950
950
#043008
oklch(27% 0.081 144.3)
#009E23 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) | #A18E04 | 0.142 |
| Deuteranopia (no green cones) | #938431 | 0.143 |
| Tritanopia (no blue cones) | #009987 | 0.124 |
| Achromatopsia (no color) | #888888 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009E23
#009E23
oklch(60.7% 0.195 144.3)
- #B94FC2
#B94FC2
oklch(60.8% 0.195 324.5)
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 #009E23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.022
- Grassy Green #419C03 ΔE 0.024
- Irish Green #019529 ΔE 0.028
- True Green #089404 ΔE 0.030
- Kelly Green #02AB2E ΔE 0.038
- Kelley Green #009337 ΔE 0.040
- Emerald Green #028F1E ΔE 0.045
- Forest Green #228B22 ΔE 0.056
Use #009E23 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.