#456364
Closest named color: Slate (#516572). oklch(47.7% 0.035 198.6), rgb(69, 99, 100).
Aa
White text reads best on this color (6.51:1).
About this color
#456364 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.035 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.029 away. White text reads best on it, at 6.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.22:1 |
| White text | 6.51:1 |
Values
| HEX | #456364 |
| RGB | rgb(69, 99, 100) |
| HSL | hsl(182, 18%, 33%) |
| OKLCH | oklch(47.7% 0.035 198.6) |
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 #456364 | 6.51:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #456364 | 3.22:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #456364 text on white | 6.51:1 | AA | Lc 82.3 | Fine for body text |
| #456364 text on black | 3.22:1 | AA large text | Lc -19.6 | 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
#B5C4C5
oklch(80.9% 0.017 201.7)
-
Step 400
400
#8EA6A7
oklch(70.7% 0.027 199.7)
-
Step 500
500
#719091
oklch(63% 0.035 198.8)
-
Step 600
600
#597A7B
oklch(55.5% 0.038 198.5)
-
Step 700
700 (this color)
#456364
oklch(47.7% 0.035 198.6)
-
Step 800
800
#3C5455
oklch(42.7% 0.029 199.3)
-
Step 900
900
#344546
oklch(37.6% 0.022 200.7)
-
Step 950
950
#1E2929
oklch(27.1% 0.015 196.3)
#456364 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) | #5F6064 | 0.037 |
| Deuteranopia (no green cones) | #595C64 | 0.033 |
| Tritanopia (no blue cones) | #3A6563 | 0.014 |
| Achromatopsia (no color) | #5E5E5E | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456364
#456364
oklch(47.7% 0.035 198.6)
- #6F5555
#6F5555
oklch(47.6% 0.035 18.4)
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 #456364, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.029
- Dark Aqua #05696B ΔE 0.044
- Dark Green Blue #1F6357 ΔE 0.045
- YInMn Blue #415A77 ΔE 0.049
- Petrol #005F6A ΔE 0.053
- Dim Gray #696969 ΔE 0.056
- Dusty Grape #545775 ΔE 0.057
- Dark Aquamarine #017371 ΔE 0.057
Use #456364 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.