#427F49
Closest named color: Sea Green (#2E8B57). oklch(54.1% 0.105 146.4), rgb(66, 127, 73).
Aa
White text reads best on this color (4.81:1).
About this color
#427F49 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.105 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.035 away. White text reads best on it, at 4.81:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.36:1 |
| White text | 4.81:1 |
Values
| HEX | #427F49 |
| RGB | rgb(66, 127, 73) |
| HSL | hsl(127, 32%, 38%) |
| OKLCH | oklch(54.1% 0.105 146.4) |
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 #427F49 | 4.81:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #427F49 | 4.36:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #427F49 text on white | 4.81:1 | AA | Lc 73.2 | Content text, not long reading |
| #427F49 text on black | 4.36:1 | AA large text | Lc -28.5 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AEC9AF
oklch(80.9% 0.046 146.1)
-
Step 400
400
#82AE85
oklch(70.8% 0.076 146.5)
-
Step 500
500
#619966
oklch(63% 0.096 146.4)
-
Step 600
600 (this color)
#427F49
oklch(54.1% 0.105 146.4)
-
Step 700
700
#386F3E
oklch(49.1% 0.097 146.2)
-
Step 800
800
#2F5B34
oklch(42.8% 0.08 146.5)
-
Step 900
900
#2A4B2D
oklch(37.8% 0.064 146.3)
-
Step 950
950
#192C1B
oklch(27.1% 0.04 146.9)
#427F49 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) | #817645 | 0.083 |
| Deuteranopia (no green cones) | #78704C | 0.081 |
| Tritanopia (no blue cones) | #387C72 | 0.063 |
| Achromatopsia (no color) | #727272 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427F49
#427F49
oklch(54.1% 0.105 146.4)
- #8E588F
#8E588F
oklch(54.1% 0.104 326.3)
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 #427F49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.035
- Jungle Green #048243 ΔE 0.036
- Dark Sage #598556 ΔE 0.037
- Military Green #667C3E ΔE 0.040
- Muddy Green #657432 ΔE 0.047
- Swamp #698339 ΔE 0.049
- Fern Green #548D44 ΔE 0.050
- Viridian #1E9167 ΔE 0.056
Use #427F49 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.