#397751
Closest named color: Dark Olive Green (#556B2F). oklch(51.7% 0.089 154.8), rgb(57, 119, 81).
Aa
White text reads best on this color (5.34:1).
About this color
#397751 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.089 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.049 away. White text reads best on it, at 5.34:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.93:1 |
| White text | 5.34:1 |
Values
| HEX | #397751 |
| RGB | rgb(57, 119, 81) |
| HSL | hsl(143, 35%, 35%) |
| OKLCH | oklch(51.7% 0.089 154.8) |
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 #397751 | 5.34:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #397751 | 3.93:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #397751 text on white | 5.34:1 | AA | Lc 76.4 | Fine for body text |
| #397751 text on black | 3.93:1 | AA large text | Lc -25.3 | 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
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED2
oklch(88.5% 0.024 153.4)
-
Step 300
300
#ACC9B5
oklch(80.9% 0.042 155.2)
-
Step 400
400
#7EAE8E
oklch(70.8% 0.069 155.1)
-
Step 500
500
#5C9972
oklch(63% 0.087 155)
-
Step 600
600
#40845A
oklch(55.7% 0.096 154.6)
-
Step 700
700 (this color)
#397751
oklch(51.7% 0.089 154.8)
-
Step 800
800
#2A5B3D
oklch(42.8% 0.073 154.8)
-
Step 900
900
#274B34
oklch(37.8% 0.058 154.5)
-
Step 950
950
#172C1F
oklch(27.1% 0.037 155.9)
#397751 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) | #776F4F | 0.080 |
| Deuteranopia (no green cones) | #6E6853 | 0.078 |
| Tritanopia (no blue cones) | #29766D | 0.044 |
| Achromatopsia (no color) | #6B6B6B | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397751
#397751
oklch(51.7% 0.089 154.8)
- #87547C
#87547C
oklch(51.7% 0.088 335)
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 #397751, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.049
- Jungle Green #048243 ΔE 0.051
- Dark Moss Green #606C38 ΔE 0.052
- Muddy Green #657432 ΔE 0.056
- Dark Sage #598556 ΔE 0.058
- Dark Aquamarine #017371 ΔE 0.059
- Military Green #667C3E ΔE 0.059
- Sea Green #2E8B57 ΔE 0.060
Use #397751 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.