#427A31
Closest named color: Tree Green (#2A7E19). oklch(52.4% 0.121 139), rgb(66, 122, 49).
Aa
White text reads best on this color (5.17:1).
About this color
#427A31 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.121 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.035 away. White text reads best on it, at 5.17:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #427A31 |
| RGB | rgb(66, 122, 49) |
| HSL | hsl(106, 43%, 34%) |
| OKLCH | oklch(52.4% 0.121 139) |
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 #427A31 | 5.17:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #427A31 | 4.05:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #427A31 text on white | 5.17:1 | AA | Lc 75.4 | Fine for body text |
| #427A31 text on black | 4.05:1 | AA large text | Lc -26.3 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5EDE3
oklch(93.7% 0.016 139.4)
-
Step 200
200
#CFDECB
oklch(88.4% 0.03 139.1)
-
Step 300
300
#AFCAA8
oklch(81% 0.055 139.3)
-
Step 400
400
#85AE79
oklch(70.7% 0.087 138.7)
-
Step 500
500
#659A56
oklch(63.2% 0.113 139)
-
Step 600
600 (this color)
#427A31
oklch(52.4% 0.121 139)
-
Step 700
700
#3C6F2D
oklch(49% 0.112 139.1)
-
Step 800
800
#325B26
oklch(42.7% 0.094 139)
-
Step 900
900
#2C4B24
oklch(37.8% 0.073 139.4)
-
Step 950
950
#1A2C15
oklch(27% 0.047 139.1)
#427A31 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) | #7E702A | 0.082 |
| Deuteranopia (no green cones) | #766B36 | 0.082 |
| Tritanopia (no blue cones) | #3E766A | 0.083 |
| Achromatopsia (no color) | #6D6D6D | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427A31
#427A31
oklch(52.4% 0.121 139)
- #875196
#875196
oklch(52.4% 0.121 318.7)
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 #427A31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.035
- Jungle Green #048243 ΔE 0.035
- Dark Grass Green #388004 ΔE 0.040
- Muddy Green #657432 ΔE 0.045
- Olive Green #677A04 ΔE 0.047
- Dark Olive Green #556B2F ΔE 0.048
- Military Green #667C3E ΔE 0.049
- Murky Green #6C7A0E ΔE 0.052
Use #427A31 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.