#3E5752
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.5% 0.031 181), rgb(62, 87, 82).
Aa
White text reads best on this color (7.80:1).
About this color
#3E5752 is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.031 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.034 away. White text reads best on it, at 7.80:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.68:1 |
| White text | 7.80:1 |
Values
| HEX | #3E5752 |
| RGB | rgb(62, 87, 82) |
| HSL | hsl(168, 17%, 29%) |
| OKLCH | oklch(43.5% 0.031 181) |
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 #3E5752 | 7.80:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #3E5752 | 2.68:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #3E5752 text on white | 7.80:1 | AAA | Lc 87.1 | Fine for body text |
| #3E5752 text on black | 2.68:1 | Fails | Lc -15.0 | 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 800.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D2DBD9
oklch(88.4% 0.01 181.4)
-
Step 300
300
#B5C5C1
oklch(81% 0.018 179.2)
-
Step 400
400
#8DA7A1
oklch(70.7% 0.03 179.9)
-
Step 500
500
#71918B
oklch(63.1% 0.037 182.4)
-
Step 600
600
#597B75
oklch(55.5% 0.04 182.7)
-
Step 700
700
#496862
oklch(49.1% 0.037 181.4)
-
Step 800
800 (this color)
#3E5752
oklch(43.5% 0.031 181)
-
Step 900
900
#334642
oklch(37.7% 0.025 180.5)
-
Step 950
950
#1E2927
oklch(27% 0.016 182.8)
#3E5752 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) | #555452 | 0.034 |
| Deuteranopia (no green cones) | #505152 | 0.031 |
| Tritanopia (no blue cones) | #375855 | 0.009 |
| Achromatopsia (no color) | #525252 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E5752
#3E5752
oklch(43.5% 0.031 181)
- #604A50
#604A50
oklch(43.4% 0.031 0.4)
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 #3E5752, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.034
- Dark Green Blue #1F6357 ΔE 0.043
- Deep Teal #00555A ΔE 0.049
- Petrol #005F6A ΔE 0.052
- Dark Blue Green #005249 ΔE 0.057
- YInMn Blue #415A77 ΔE 0.061
- Pine #2B5D34 ΔE 0.062
- Dark Aqua #05696B ΔE 0.063
Use #3E5752 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.