#3D6471
Closest named color: Slate (#516572). oklch(47.9% 0.049 221.2), rgb(61, 100, 113).
Aa
White text reads best on this color (6.44:1).
About this color
#3D6471 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.049 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.025 away. White text reads best on it, at 6.44:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.25:1 |
| White text | 6.44:1 |
Values
| HEX | #3D6471 |
| RGB | rgb(61, 100, 113) |
| HSL | hsl(195, 30%, 34%) |
| OKLCH | oklch(47.9% 0.049 221.2) |
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 #3D6471 | 6.44:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #3D6471 | 3.25:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #3D6471 text on white | 6.44:1 | AA | Lc 81.9 | Fine for body text |
| #3D6471 text on black | 3.25:1 | AA large text | Lc -20.0 | 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 700.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBDF
oklch(88.4% 0.013 221.4)
-
Step 300
300
#B1C4CB
oklch(80.8% 0.023 221.9)
-
Step 400
400
#87A6B1
oklch(70.6% 0.038 221.4)
-
Step 500
500
#69919E
oklch(63.2% 0.048 220)
-
Step 600
600
#507B89
oklch(55.7% 0.052 220.4)
-
Step 700
700 (this color)
#3D6471
oklch(47.9% 0.049 221.2)
-
Step 800
800
#35545F
oklch(42.6% 0.041 222.4)
-
Step 900
900
#2F464D
oklch(37.8% 0.031 218.7)
-
Step 950
950
#1C292D
oklch(27.1% 0.019 218.7)
#3D6471 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) | #5C6272 | 0.041 |
| Deuteranopia (no green cones) | #545C71 | 0.036 |
| Tritanopia (no blue cones) | #266868 | 0.031 |
| Achromatopsia (no color) | #5E5E5E | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D6471
#3D6471
oklch(47.9% 0.049 221.2)
- #765448
#765448
oklch(47.9% 0.05 40.3)
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 #3D6471, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.025
- YInMn Blue #415A77 ΔE 0.035
- Dark Aqua #05696B ΔE 0.041
- Denim #3B638C ΔE 0.046
- Petrol #005F6A ΔE 0.047
- Dusty Grape #545775 ΔE 0.050
- Deep Turquoise #017374 ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.054
Use #3D6471 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.