#446F63
Closest named color: Dark Aquamarine (#017371). oklch(50.6% 0.052 174.5), rgb(68, 111, 99).
Aa
White text reads best on this color (5.67:1).
About this color
#446F63 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.052 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.040 away. White text reads best on it, at 5.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.69:1 |
| White text | 5.67:1 |
Values
| HEX | #446F63 |
| RGB | rgb(68, 111, 99) |
| HSL | hsl(163, 24%, 35%) |
| OKLCH | oklch(50.6% 0.052 174.5) |
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 #446F63 | 5.67:1 | AA | Lc -83.6 | Fine for body text |
| Black text on #446F63 | 3.69:1 | AA large text | Lc 25.7 | Dividers and decoration only |
| #446F63 text on white | 5.67:1 | AA | Lc 78.3 | Fine for body text |
| #446F63 text on black | 3.69:1 | AA large text | Lc -23.5 | 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
#D0DCD8
oklch(88.4% 0.014 174.1)
-
Step 300
300
#B1C6BF
oklch(80.9% 0.025 173.7)
-
Step 400
400
#87A99F
oklch(70.6% 0.04 175.3)
-
Step 500
500
#699487
oklch(63.1% 0.051 173.9)
-
Step 600
600
#4F7E71
oklch(55.5% 0.056 174.8)
-
Step 700
700 (this color)
#446F63
oklch(50.6% 0.052 174.5)
-
Step 800
800
#35574D
oklch(42.7% 0.043 173.6)
-
Step 900
900
#2E4840
oklch(37.8% 0.035 173.1)
-
Step 950
950
#1B2A26
oklch(27% 0.022 176.2)
#446F63 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) | #6C6A62 | 0.054 |
| Deuteranopia (no green cones) | #656564 | 0.051 |
| Tritanopia (no blue cones) | #37706B | 0.016 |
| Achromatopsia (no color) | #676767 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #446F63
#446F63
oklch(50.6% 0.052 174.5)
- #7D5967
#7D5967
oklch(50.6% 0.051 354)
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 #446F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.040
- Deep Turquoise #017374 ΔE 0.042
- Bluegreen #017A79 ΔE 0.048
- Slate #516572 ΔE 0.048
- Dark Aqua #05696B ΔE 0.050
- Deep Aqua #08787F ΔE 0.050
- Dim Gray #696969 ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.056
Use #446F63 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.