#427351
Closest named color: Dark Olive Green (#556B2F). oklch(51.1% 0.076 152.7), rgb(66, 115, 81).
Aa
White text reads best on this color (5.52:1).
About this color
#427351 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.076 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.043 away. White text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.80:1 |
| White text | 5.52:1 |
Values
| HEX | #427351 |
| RGB | rgb(66, 115, 81) |
| HSL | hsl(138, 27%, 35%) |
| OKLCH | oklch(51.1% 0.076 152.7) |
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 #427351 | 5.52:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #427351 | 3.80:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #427351 text on white | 5.52:1 | AA | Lc 77.5 | Fine for body text |
| #427351 text on black | 3.80:1 | AA large text | Lc -24.3 | 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 700.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#D0DDD3
oklch(88.5% 0.019 152.8)
-
Step 300
300
#B0C8B5
oklch(80.9% 0.037 151.6)
-
Step 400
400
#85AC8F
oklch(70.8% 0.06 152.6)
-
Step 500
500
#669774
oklch(63.1% 0.075 152.8)
-
Step 600
600
#4C815C
oklch(55.5% 0.081 152.7)
-
Step 700
700 (this color)
#427351
oklch(51.1% 0.076 152.7)
-
Step 800
800
#32593E
oklch(42.7% 0.063 152.8)
-
Step 900
900
#2D4935
oklch(37.7% 0.048 152.6)
-
Step 950
950
#1A2B1F
oklch(27% 0.032 153.1)
#427351 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) | #736C4F | 0.066 |
| Deuteranopia (no green cones) | #6C6753 | 0.065 |
| Tritanopia (no blue cones) | #39726A | 0.039 |
| Achromatopsia (no color) | #696969 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427351
#427351
oklch(51.1% 0.076 152.7)
- #805679
#805679
oklch(51.1% 0.075 332.7)
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 #427351, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.043
- Dark Moss Green #606C38 ΔE 0.043
- Muddy Green #657432 ΔE 0.054
- Camo Green #526525 ΔE 0.056
- Dark Aquamarine #017371 ΔE 0.057
- Military Green #667C3E ΔE 0.060
- Deep Turquoise #017374 ΔE 0.060
- Bluegreen #017A79 ΔE 0.061
Use #427351 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.