#669C12
Closest named color: Grassy Green (#419C03). oklch(63.1% 0.165 130.4), rgb(102, 156, 18).
Aa
Black text reads best on this color (6.32:1).
About this color
#669C12 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.165 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.037 away. Black text reads best on it, at 6.32:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.32:1 |
| White text | 3.31:1 |
Values
| HEX | #669C12 |
| RGB | rgb(102, 156, 18) |
| HSL | hsl(83, 79%, 34%) |
| OKLCH | oklch(63.1% 0.165 130.4) |
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 #669C12 | 3.31:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #669C12 | 6.32:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #669C12 text on white | 3.31:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #669C12 text on black | 6.32:1 | AA | Lc -41.4 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E5EDDD
oklch(93.6% 0.023 128.7)
-
Step 200
200
#CFE0C1
oklch(88.6% 0.045 130.9)
-
Step 300
300
#AFCC95
oklch(81% 0.081 130.6)
-
Step 400
400
#85B156
oklch(70.8% 0.13 130.4)
-
Step 500
500 (this color)
#669C12
oklch(63.1% 0.165 130.4)
-
Step 600
600
#548400
oklch(55.7% 0.151 130.4)
-
Step 700
700
#466F00
oklch(49.2% 0.133 130.4)
-
Step 800
800
#385B00
oklch(42.8% 0.116 130.7)
-
Step 900
900
#2E4C00
oklch(37.8% 0.103 130.7)
-
Step 950
950
#1B2D03
oklch(27.1% 0.069 130.2)
#669C12 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) | #A49000 | 0.088 |
| Deuteranopia (no green cones) | #9C8C25 | 0.087 |
| Tritanopia (no blue cones) | #699584 | 0.127 |
| Achromatopsia (no color) | #8D8D8D | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669C12
#669C12
oklch(63.1% 0.165 130.4)
- #A868D2
#A868D2
oklch(63% 0.165 310.4)
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 #669C12, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.037
- Dark Yellow Green #728F02 ΔE 0.037
- Grass Green #3F9B0B ΔE 0.038
- Leaf Green #5CA904 ΔE 0.038
- Mid Green #50A747 ΔE 0.040
- Flat Green #699D4C ΔE 0.043
- Grass #5CAC2D ΔE 0.043
- Olive Drab #6B8E23 ΔE 0.043
Use #669C12 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.