#496B63
Closest named color: Slate (#516572). oklch(49.9% 0.041 178.2), rgb(73, 107, 99).
Aa
White text reads best on this color (5.88:1).
About this color
#496B63 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 50%, its chroma 0.041 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.037 away. White text reads best on it, at 5.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #496B63 |
| RGB | rgb(73, 107, 99) |
| HSL | hsl(166, 19%, 35%) |
| OKLCH | oklch(49.9% 0.041 178.2) |
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 #496B63 | 5.88:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #496B63 | 3.56:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #496B63 text on white | 5.88:1 | AA | Lc 79.4 | Fine for body text |
| #496B63 text on black | 3.56:1 | AA large text | Lc -22.4 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D2DCD9
oklch(88.6% 0.012 176.3)
-
Step 300
300
#B4C5C0
oklch(80.9% 0.02 176.3)
-
Step 400
400
#8CA7A1
oklch(70.6% 0.031 180.4)
-
Step 500
500
#6F9289
oklch(63.1% 0.041 177.4)
-
Step 600
600
#577C73
oklch(55.6% 0.044 177.8)
-
Step 700
700 (this color)
#496B63
oklch(49.9% 0.041 178.2)
-
Step 800
800
#3A554F
oklch(42.6% 0.034 179.2)
-
Step 900
900
#324642
oklch(37.6% 0.026 181.1)
-
Step 950
950
#1E2926
oklch(26.9% 0.016 176.5)
#496B63 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) | #686763 | 0.043 |
| Deuteranopia (no green cones) | #626364 | 0.041 |
| Tritanopia (no blue cones) | #3F6C69 | 0.013 |
| Achromatopsia (no color) | #646464 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #496B63
#496B63
oklch(49.9% 0.041 178.2)
- #775963
#775963
oklch(49.8% 0.042 356.9)
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 #496B63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.037
- Dim Gray #696969 ΔE 0.047
- Dark Aquamarine #017371 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.048
- Dark Aqua #05696B ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.054
- Bluegreen #017A79 ΔE 0.057
- Deep Aqua #08787F ΔE 0.057
Use #496B63 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.