#397256
Closest named color: Dark Aquamarine (#017371). oklch(50.5% 0.076 160.6), rgb(57, 114, 86).
Aa
White text reads best on this color (5.65:1).
About this color
#397256 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.076 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.046 away. White text reads best on it, at 5.65:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.71:1 |
| White text | 5.65:1 |
Values
| HEX | #397256 |
| RGB | rgb(57, 114, 86) |
| HSL | hsl(151, 33%, 34%) |
| OKLCH | oklch(50.5% 0.076 160.6) |
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 #397256 | 5.65:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #397256 | 3.71:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #397256 text on white | 5.65:1 | AA | Lc 78.1 | Fine for body text |
| #397256 text on black | 3.71:1 | AA large text | Lc -23.7 | 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
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDED5
oklch(88.6% 0.021 161.4)
-
Step 300
300
#ADC8B9
oklch(80.8% 0.036 161.2)
-
Step 400
400
#81AC94
oklch(70.6% 0.058 160)
-
Step 500
500
#5F987A
oklch(63.1% 0.076 160.2)
-
Step 600
600
#448263
oklch(55.6% 0.081 160.3)
-
Step 700
700 (this color)
#397256
oklch(50.5% 0.076 160.6)
-
Step 800
800
#2D5A43
oklch(42.8% 0.063 159.8)
-
Step 900
900
#294A39
oklch(37.8% 0.049 160.4)
-
Step 950
950
#182B21
oklch(26.9% 0.031 160.3)
#397256 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) | #716B54 | 0.072 |
| Deuteranopia (no green cones) | #686558 | 0.069 |
| Tritanopia (no blue cones) | #29726A | 0.032 |
| Achromatopsia (no color) | #676767 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397256
#397256
oklch(50.5% 0.076 160.6)
- #825372
#825372
oklch(50.5% 0.076 340.4)
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 #397256, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.046
- Deep Turquoise #017374 ΔE 0.050
- Dark Olive Green #556B2F ΔE 0.051
- Bluegreen #017A79 ΔE 0.053
- Dark Moss Green #606C38 ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.056
- Dark Aqua #05696B ΔE 0.058
- Deep Aqua #08787F ΔE 0.061
Use #397256 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.