#456766
Closest named color: Slate (#516572). oklch(48.8% 0.039 193.6), rgb(69, 103, 102).
Aa
White text reads best on this color (6.20:1).
About this color
#456766 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.039 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.028 away. White text reads best on it, at 6.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.38:1 |
| White text | 6.20:1 |
Values
| HEX | #456766 |
| RGB | rgb(69, 103, 102) |
| HSL | hsl(178, 20%, 34%) |
| OKLCH | oklch(48.8% 0.039 193.6) |
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 #456766 | 6.20:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #456766 | 3.38:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #456766 text on white | 6.20:1 | AA | Lc 80.9 | Fine for body text |
| #456766 text on black | 3.38:1 | AA large text | Lc -21.0 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B3C5C4
oklch(80.9% 0.02 192.7)
-
Step 400
400
#8CA7A6
oklch(70.8% 0.03 193.7)
-
Step 500
500
#6E9190
oklch(63% 0.039 194)
-
Step 600
600
#567B7A
oklch(55.5% 0.042 193.9)
-
Step 700
700 (this color)
#456766
oklch(48.8% 0.039 193.6)
-
Step 800
800
#3A5554
oklch(42.8% 0.032 193.1)
-
Step 900
900
#324645
oklch(37.7% 0.025 192.3)
-
Step 950
950
#1D2929
oklch(27% 0.017 196.2)
#456766 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) | #636466 | 0.041 |
| Deuteranopia (no green cones) | #5D5F66 | 0.039 |
| Tritanopia (no blue cones) | #396967 | 0.013 |
| Achromatopsia (no color) | #616161 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456766
#456766
oklch(48.8% 0.039 193.6)
- #745759
#745759
oklch(48.7% 0.039 14)
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 #456766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.028
- Dark Aqua #05696B ΔE 0.043
- Dark Green Blue #1F6357 ΔE 0.048
- Dark Aquamarine #017371 ΔE 0.049
- Deep Turquoise #017374 ΔE 0.049
- Dim Gray #696969 ΔE 0.051
- YInMn Blue #415A77 ΔE 0.057
- Petrol #005F6A ΔE 0.059
Use #456766 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.