#45646F
Closest named color: Slate (#516572). oklch(48.3% 0.04 222), rgb(69, 100, 111).
Aa
White text reads best on this color (6.35:1).
About this color
#45646F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.040 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.017 away. White text reads best on it, at 6.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #45646F |
| RGB | rgb(69, 100, 111) |
| HSL | hsl(196, 23%, 35%) |
| OKLCH | oklch(48.3% 0.04 222) |
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 #45646F | 6.35:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #45646F | 3.30:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #45646F text on white | 6.35:1 | AA | Lc 81.6 | Fine for body text |
| #45646F text on black | 3.30:1 | AA large text | Lc -20.3 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDE
oklch(88.5% 0.011 219.6)
-
Step 300
300
#B4C4CA
oklch(81% 0.019 222.2)
-
Step 400
400
#8CA5AF
oklch(70.6% 0.031 224)
-
Step 500
500
#6F8F9B
oklch(63% 0.04 222.8)
-
Step 600
600
#577986
oklch(55.5% 0.044 223.6)
-
Step 700
700 (this color)
#45646F
oklch(48.3% 0.04 222)
-
Step 800
800
#3B535C
oklch(42.6% 0.033 223.1)
-
Step 900
900
#32454C
oklch(37.7% 0.027 222.6)
-
Step 950
950
#1E282C
oklch(26.9% 0.016 224.2)
#45646F 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) | #5D6270 | 0.033 |
| Deuteranopia (no green cones) | #575D6F | 0.031 |
| Tritanopia (no blue cones) | #366867 | 0.027 |
| Achromatopsia (no color) | #5F5F5F | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45646F
#45646F
oklch(48.3% 0.04 222)
- #73574D
#73574D
oklch(48.3% 0.041 40.5)
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 #45646F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.017
- YInMn Blue #415A77 ΔE 0.038
- Dusty Grape #545775 ΔE 0.047
- Dark Aqua #05696B ΔE 0.047
- Denim #3B638C ΔE 0.049
- Dim Gray #696969 ΔE 0.055
- Petrol #005F6A ΔE 0.055
- Deep Turquoise #017374 ΔE 0.056
Use #45646F 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.