#12A203
Closest named color: Grassy Green (#419C03). oklch(61.9% 0.207 142.1), rgb(18, 162, 3).
Aa
Black text reads best on this color (6.19:1).
About this color
#12A203 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.207 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.026 away. Black text reads best on it, at 6.19:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.207) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.19:1 |
| White text | 3.38:1 |
Values
| HEX | #12A203 |
| RGB | rgb(18, 162, 3) |
| HSL | hsl(114, 96%, 32%) |
| OKLCH | oklch(61.9% 0.207 142.1) |
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 #12A203 | 3.38:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #12A203 | 6.19:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #12A203 text on white | 3.38:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #12A203 text on black | 6.19:1 | AA | Lc -41.1 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C5E3C1
oklch(88.5% 0.056 141.9)
-
Step 300
300
#9BD295
oklch(81% 0.102 142.2)
-
Step 400
400
#5EB956
oklch(70.7% 0.162 142.1)
-
Step 500
500 (this color)
#12A203
oklch(61.9% 0.207 142.1)
-
Step 600
600
#0C8C00
oklch(55.6% 0.187 142.1)
-
Step 700
700
#087600
oklch(49.1% 0.166 142.1)
-
Step 800
800
#056100
oklch(42.8% 0.144 142.1)
-
Step 900
900
#045100
oklch(37.8% 0.127 142.1)
-
Step 950
950
#053003
oklch(27% 0.085 142.1)
#12A203 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) | #A69100 | 0.147 |
| Deuteranopia (no green cones) | #988822 | 0.144 |
| Tritanopia (no blue cones) | #009D89 | 0.136 |
| Achromatopsia (no color) | #8B8B8B | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12A203
#12A203
oklch(61.9% 0.207 142.1)
- #BD4FCE
#BD4FCE
oklch(61.9% 0.208 322.1)
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 #12A203, closest first.
No curated palette has a color within ΔE 0.04 of #12A203.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.026
- Grass Green #3F9B0B ΔE 0.027
- Kelly Green #02AB2E ΔE 0.028
- True Green #089404 ΔE 0.042
- Irish Green #019529 ΔE 0.046
- Leaf Green #5CA904 ΔE 0.052
- Medium Green #39AD48 ΔE 0.054
- Kelley Green #009337 ΔE 0.058
Use #12A203 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.