#3F6261
Closest named color: Dark Green Blue (#1F6357). oklch(46.9% 0.04 193.6), rgb(63, 98, 97).
Aa
White text reads best on this color (6.70:1).
About this color
#3F6261 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.040 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.036 away. White text reads best on it, at 6.70:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #3F6261 |
| RGB | rgb(63, 98, 97) |
| HSL | hsl(178, 22%, 32%) |
| OKLCH | oklch(46.9% 0.04 193.6) |
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 #3F6261 | 6.70:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #3F6261 | 3.13:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #3F6261 text on white | 6.70:1 | AA | Lc 83.0 | Fine for body text |
| #3F6261 text on black | 3.13:1 | AA large text | Lc -18.9 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D1DBDB
oklch(88.4% 0.011 197)
-
Step 300
300
#B3C5C4
oklch(80.9% 0.02 192.7)
-
Step 400
400
#8BA7A6
oklch(70.7% 0.031 193.8)
-
Step 500
500
#6E9190
oklch(63% 0.039 194)
-
Step 600
600
#557C7A
oklch(55.7% 0.044 191.9)
-
Step 700
700 (this color)
#3F6261
oklch(46.9% 0.04 193.6)
-
Step 800
800
#395554
oklch(42.7% 0.034 193.2)
-
Step 900
900
#314645
oklch(37.6% 0.026 192.4)
-
Step 950
950
#1D2929
oklch(27% 0.017 196.2)
#3F6261 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) | #5E5F61 | 0.043 |
| Deuteranopia (no green cones) | #575A61 | 0.039 |
| Tritanopia (no blue cones) | #326462 | 0.014 |
| Achromatopsia (no color) | #5C5C5C | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F6261
#3F6261
oklch(46.9% 0.04 193.6)
- #6F5254
#6F5254
oklch(47% 0.039 14.1)
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 #3F6261, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.036
- Slate #516572 ΔE 0.038
- Dark Aqua #05696B ΔE 0.039
- Petrol #005F6A ΔE 0.046
- YInMn Blue #415A77 ΔE 0.051
- Dark Aquamarine #017371 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.057
- Dusty Grape #545775 ΔE 0.061
Use #3F6261 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.