#445D5E
Closest named color: Slate (#516572). oklch(45.9% 0.03 199.2), rgb(68, 93, 94).
Aa
White text reads best on this color (7.06:1).
About this color
#445D5E is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.042 away. White text reads best on it, at 7.06:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #445D5E |
| RGB | rgb(68, 93, 94) |
| HSL | hsl(182, 16%, 32%) |
| OKLCH | oklch(45.9% 0.03 199.2) |
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 #445D5E | 7.06:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #445D5E | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #445D5E text on white | 7.06:1 | AAA | Lc 84.5 | Fine for body text |
| #445D5E text on black | 2.97:1 | Fails | Lc -17.5 | 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 800.
-
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
#B4C4C5
oklch(80.8% 0.018 201.3)
-
Step 400
400
#8DA6A7
oklch(70.6% 0.028 199.5)
-
Step 500
500
#709092
oklch(63% 0.036 201)
-
Step 600
600
#587B7C
oklch(55.7% 0.04 198.3)
-
Step 700
700
#486769
oklch(49.1% 0.036 201.1)
-
Step 800
800 (this color)
#445D5E
oklch(45.9% 0.03 199.2)
-
Step 900
900
#334646
oklch(37.8% 0.024 196.2)
-
Step 950
950
#1E2929
oklch(27.1% 0.015 196.3)
#445D5E 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) | #5A5B5E | 0.032 |
| Deuteranopia (no green cones) | #55575E | 0.029 |
| Tritanopia (no blue cones) | #3B5F5D | 0.013 |
| Achromatopsia (no color) | #585858 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445D5E
#445D5E
oklch(45.9% 0.03 199.2)
- #685151
#685151
oklch(45.9% 0.031 18.3)
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 #445D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.045
- Petrol #005F6A ΔE 0.049
- Dark Aqua #05696B ΔE 0.051
- Dusty Grape #545775 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.056
- Deep Teal #00555A ΔE 0.063
Use #445D5E 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.