#427D23
Closest named color: Tree Green (#2A7E19). oklch(53% 0.137 136.8), rgb(66, 125, 35).
Aa
White text reads best on this color (5.01:1).
About this color
#427D23 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.137 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.023 away. White text reads best on it, at 5.01:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #427D23 |
| RGB | rgb(66, 125, 35) |
| HSL | hsl(99, 56%, 31%) |
| OKLCH | oklch(53% 0.137 136.8) |
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 #427D23 | 5.01:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #427D23 | 4.18:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #427D23 text on white | 5.01:1 | AA | Lc 74.4 | Content text, not long reading |
| #427D23 text on black | 4.18:1 | AA large text | Lc -27.3 | Dividers and decoration only |
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 600.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CFDFC9
oklch(88.6% 0.034 137.1)
-
Step 300
300
#AECAA3
oklch(80.8% 0.062 136.9)
-
Step 400
400
#83AF71
oklch(70.7% 0.099 136.9)
-
Step 500
500
#649B4B
oklch(63.2% 0.126 136.8)
-
Step 600
600 (this color)
#427D23
oklch(53% 0.137 136.8)
-
Step 700
700
#3A701E
oklch(49% 0.127 136.9)
-
Step 800
800
#315C1B
oklch(42.8% 0.106 136.8)
-
Step 900
900
#2B4B1D
oklch(37.6% 0.082 137.1)
-
Step 950
950
#1A2C12
oklch(27% 0.051 136.8)
#427D23 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) | #817215 | 0.086 |
| Deuteranopia (no green cones) | #796D2B | 0.087 |
| Tritanopia (no blue cones) | #3F786B | 0.097 |
| Achromatopsia (no color) | #6F6F6F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427D23
#427D23
oklch(53% 0.137 136.8)
- #8B4FA0
#8B4FA0
oklch(53.1% 0.137 316.7)
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 #427D23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.023
- Dark Grass Green #388004 ΔE 0.023
- Jungle Green #048243 ΔE 0.038
- Olive Green #677A04 ΔE 0.042
- Green #008000 ΔE 0.044
- Forest Green #228B22 ΔE 0.045
- Murky Green #6C7A0E ΔE 0.049
- Muddy Green #657432 ΔE 0.055
Use #427D23 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.