#3D665A
Closest named color: Dark Green Blue (#1F6357). oklch(47.6% 0.05 173.5), rgb(61, 102, 90).
Aa
White text reads best on this color (6.46:1).
About this color
#3D665A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.050 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.030 away. White text reads best on it, at 6.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.24:1 |
| White text | 6.46:1 |
Values
| HEX | #3D665A |
| RGB | rgb(61, 102, 90) |
| HSL | hsl(162, 25%, 32%) |
| OKLCH | oklch(47.6% 0.05 173.5) |
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 #3D665A | 6.46:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #3D665A | 3.24:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #3D665A text on white | 6.46:1 | AA | Lc 82.0 | Fine for body text |
| #3D665A text on black | 3.24:1 | AA large text | Lc -19.9 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBE9
oklch(93.5% 0.007 174.4)
-
Step 200
200
#D1DCD8
oklch(88.5% 0.013 172.3)
-
Step 300
300
#B1C6BF
oklch(80.9% 0.025 173.7)
-
Step 400
400
#88A99E
oklch(70.7% 0.04 172.8)
-
Step 500
500
#6A9487
oklch(63.2% 0.05 173.5)
-
Step 600
600
#517E70
oklch(55.6% 0.054 172.7)
-
Step 700
700 (this color)
#3D665A
oklch(47.6% 0.05 173.5)
-
Step 800
800
#36574D
oklch(42.8% 0.042 173.1)
-
Step 900
900
#2F4740
oklch(37.6% 0.032 174.4)
-
Step 950
950
#1C2A25
oklch(27% 0.021 170.6)
#3D665A 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) | #636159 | 0.052 |
| Deuteranopia (no green cones) | #5C5C5B | 0.050 |
| Tritanopia (no blue cones) | #306762 | 0.016 |
| Achromatopsia (no color) | #5E5E5E | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D665A
#3D665A
oklch(47.6% 0.05 173.5)
- #73515F
#73515F
oklch(47.6% 0.05 352.7)
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 #3D665A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.030
- Dark Aqua #05696B ΔE 0.039
- Dark Aquamarine #017371 ΔE 0.049
- Slate #516572 ΔE 0.050
- Deep Turquoise #017374 ΔE 0.051
- Petrol #005F6A ΔE 0.056
- Pine #2B5D34 ΔE 0.064
- Bluegreen #017A79 ΔE 0.066
Use #3D665A 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.