#406264
Closest named color: Slate (#516572). oklch(47.1% 0.039 200.6), rgb(64, 98, 100).
Aa
White text reads best on this color (6.66:1).
About this color
#406264 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.039 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.034 away. White text reads best on it, at 6.66:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.14:1 |
| White text | 6.66:1 |
Values
| HEX | #406264 |
| RGB | rgb(64, 98, 100) |
| HSL | hsl(183, 22%, 32%) |
| OKLCH | oklch(47.1% 0.039 200.6) |
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 #406264 | 6.66:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #406264 | 3.14:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #406264 text on white | 6.66:1 | AA | Lc 82.9 | Fine for body text |
| #406264 text on black | 3.14:1 | AA large text | Lc -19.0 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDC
oklch(88.5% 0.01 204.9)
-
Step 300
300
#B3C5C5
oklch(81% 0.02 196.8)
-
Step 400
400
#8BA7A8
oklch(70.8% 0.031 199.1)
-
Step 500
500
#6E9193
oklch(63.1% 0.039 200.6)
-
Step 600
600
#557B7D
oklch(55.5% 0.043 200.1)
-
Step 700
700 (this color)
#406264
oklch(47.1% 0.039 200.6)
-
Step 800
800
#395556
oklch(42.8% 0.033 198.8)
-
Step 900
900
#324647
oklch(37.8% 0.025 200)
-
Step 950
950
#1D292A
oklch(27% 0.017 202.6)
#406264 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) | #5D5F64 | 0.040 |
| Deuteranopia (no green cones) | #575A64 | 0.038 |
| Tritanopia (no blue cones) | #326462 | 0.017 |
| Achromatopsia (no color) | #5C5C5C | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406264
#406264
oklch(47.1% 0.039 200.6)
- #705352
#705352
oklch(47.2% 0.039 20.9)
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 #406264, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.034
- Dark Aqua #05696B ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.046
- Petrol #005F6A ΔE 0.046
- Dark Aquamarine #017371 ΔE 0.057
- Deep Turquoise #017374 ΔE 0.057
- Dusty Grape #545775 ΔE 0.057
Use #406264 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.