#3A755B
Closest named color: Dark Aquamarine (#017371). oklch(51.5% 0.075 163.1), rgb(58, 117, 91).
Aa
White text reads best on this color (5.41:1).
About this color
#3A755B is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.075 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.044 away. White text reads best on it, at 5.41:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #3A755B |
| RGB | rgb(58, 117, 91) |
| HSL | hsl(154, 34%, 34%) |
| OKLCH | oklch(51.5% 0.075 163.1) |
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 #3A755B | 5.41:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #3A755B | 3.87:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #3A755B text on white | 5.41:1 | AA | Lc 76.9 | Fine for body text |
| #3A755B text on black | 3.87:1 | AA large text | Lc -24.9 | 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
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDED5
oklch(88.6% 0.021 161.4)
-
Step 300
300
#ACC8BA
oklch(80.8% 0.036 163.9)
-
Step 400
400
#7FAC96
oklch(70.6% 0.058 163.3)
-
Step 500
500
#5D987D
oklch(63.1% 0.075 163.5)
-
Step 600
600
#428266
oklch(55.6% 0.08 163.4)
-
Step 700
700 (this color)
#3A755B
oklch(51.5% 0.075 163.1)
-
Step 800
800
#2B5A45
oklch(42.8% 0.063 162.8)
-
Step 900
900
#284A3A
oklch(37.8% 0.049 162.5)
-
Step 950
950
#182B22
oklch(26.9% 0.03 163)
#3A755B 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) | #736E5A | 0.073 |
| Deuteranopia (no green cones) | #6A675D | 0.071 |
| Tritanopia (no blue cones) | #28756E | 0.031 |
| Achromatopsia (no color) | #6A6A6A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A755B
#3A755B
oklch(51.5% 0.075 163.1)
- #865673
#865673
oklch(51.6% 0.075 343.1)
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 #3A755B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.044
- Bluegreen #017A79 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.048
- Deep Aqua #08787F ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.056
- Teal #008080 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.057
- Dark Aqua #05696B ΔE 0.062
Use #3A755B 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.