#3A7564
Closest named color: Dark Aquamarine (#017371). oklch(51.7% 0.068 172.5), rgb(58, 117, 100).
Aa
White text reads best on this color (5.37:1).
About this color
#3A7564 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.068 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.035 away. White text reads best on it, at 5.37:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.90:1 |
| White text | 5.37:1 |
Values
| HEX | #3A7564 |
| RGB | rgb(58, 117, 100) |
| HSL | hsl(163, 34%, 34%) |
| OKLCH | oklch(51.7% 0.068 172.5) |
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 #3A7564 | 5.37:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #3A7564 | 3.90:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #3A7564 text on white | 5.37:1 | AA | Lc 76.6 | Fine for body text |
| #3A7564 text on black | 3.90:1 | AA large text | Lc -25.1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ACC8BE
oklch(80.9% 0.033 171.9)
-
Step 400
400
#7FAC9D
oklch(70.8% 0.053 172.2)
-
Step 500
500
#5D9785
oklch(63.1% 0.067 172.3)
-
Step 600
600
#41816F
oklch(55.5% 0.072 173.1)
-
Step 700
700 (this color)
#3A7564
oklch(51.7% 0.068 172.5)
-
Step 800
800
#2A594C
oklch(42.7% 0.056 173.3)
-
Step 900
900
#27493F
oklch(37.6% 0.044 172.9)
-
Step 950
950
#182B25
oklch(27% 0.027 172.2)
#3A7564 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) | #726E63 | 0.071 |
| Deuteranopia (no green cones) | #686865 | 0.066 |
| Tritanopia (no blue cones) | #237670 | 0.022 |
| Achromatopsia (no color) | #6A6A6A | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A7564
#3A7564
oklch(51.7% 0.068 172.5)
- #87586C
#87586C
oklch(51.8% 0.068 352.6)
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 #3A7564, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.035
- Bluegreen #017A79 ΔE 0.037
- Deep Turquoise #017374 ΔE 0.038
- Deep Aqua #08787F ΔE 0.044
- Teal #008080 ΔE 0.047
- Dark Aqua #05696B ΔE 0.055
- Dark Green Blue #1F6357 ΔE 0.064
- Dark Moss Green #606C38 ΔE 0.065
Use #3A7564 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.