#3E8573
Closest named color: Dark Cyan (#008B8B). oklch(56.5% 0.077 174.5), rgb(62, 133, 115).
Aa
Black text reads best on this color (4.80:1).
About this color
#3E8573 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.077 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.039 away. Black text reads best on it, at 4.80:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.80:1 |
| White text | 4.36:1 |
Values
| HEX | #3E8573 |
| RGB | rgb(62, 133, 115) |
| HSL | hsl(165, 36%, 38%) |
| OKLCH | oklch(56.5% 0.077 174.5) |
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 #3E8573 | 4.36:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #3E8573 | 4.80:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #3E8573 text on white | 4.36:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #3E8573 text on black | 4.80:1 | AA | Lc -31.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CDDED8
oklch(88.6% 0.02 172.7)
-
Step 300
300
#AAC8BF
oklch(80.8% 0.035 175.4)
-
Step 400
400
#7CAC9E
oklch(70.6% 0.055 174.7)
-
Step 500
500
#589887
oklch(63.2% 0.071 174.9)
-
Step 600
600 (this color)
#3E8573
oklch(56.5% 0.077 174.5)
-
Step 700
700
#2C6E5E
oklch(49.1% 0.072 174.7)
-
Step 800
800
#265A4D
oklch(42.8% 0.06 174.6)
-
Step 900
900
#244A40
oklch(37.8% 0.047 174.5)
-
Step 950
950
#162B25
oklch(26.9% 0.03 173.8)
#3E8573 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) | #817E72 | 0.081 |
| Deuteranopia (no green cones) | #767574 | 0.078 |
| Tritanopia (no blue cones) | #1C8680 | 0.025 |
| Achromatopsia (no color) | #797979 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E8573
#3E8573
oklch(56.5% 0.077 174.5)
- #9A6379
#9A6379
oklch(56.6% 0.077 354.2)
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 #3E8573, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.039
- Teal #008080 ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.041
- Dark Sage #598556 ΔE 0.046
- Viridian #1E9167 ΔE 0.049
- Slate Green #658D6D ΔE 0.051
- Bluegreen #017A79 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.053
Use #3E8573 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.