#445959
Closest named color: Dark Slate Gray (#2F4F4F). oklch(44.7% 0.026 196.3), rgb(68, 89, 89).
Aa
White text reads best on this color (7.44:1).
About this color
#445959 is a dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.045 away. White text reads best on it, at 7.44:1.
| Hue family | Neutrals |
| Lightness | dark (45%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.81:1 |
| White text | 7.44:1 |
Values
| HEX | #445959 |
| RGB | rgb(68, 89, 89) |
| HSL | hsl(180, 13%, 31%) |
| OKLCH | oklch(44.7% 0.026 196.3) |
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 #445959 | 7.44:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #445959 | 2.81:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #445959 text on white | 7.44:1 | AAA | Lc 85.9 | Fine for body text |
| #445959 text on black | 2.81:1 | Fails | Lc -16.2 | 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
#E7EBEB
oklch(93.7% 0.004 197.1)
-
Step 200
200
#D3DBDB
oklch(88.5% 0.009 197)
-
Step 300
300
#B6C4C4
oklch(81% 0.015 196.9)
-
Step 400
400
#90A6A5
oklch(70.8% 0.025 193.3)
-
Step 500
500
#759090
oklch(63.3% 0.031 196.4)
-
Step 600
600
#5D7A7A
oklch(55.7% 0.033 196.2)
-
Step 700
700
#4C6666
oklch(49% 0.031 196.2)
-
Step 800
800 (this color)
#445959
oklch(44.7% 0.026 196.3)
-
Step 900
900
#354545
oklch(37.7% 0.02 196.3)
-
Step 950
950
#1F2828
oklch(26.8% 0.013 196.4)
#445959 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) | #565759 | 0.026 |
| Deuteranopia (no green cones) | #525459 | 0.024 |
| Tritanopia (no blue cones) | #3D5A59 | 0.009 |
| Achromatopsia (no color) | #555555 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445959
#445959
oklch(44.7% 0.026 196.3)
- #624F4F
#624F4F
oklch(44.7% 0.026 18.2)
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 #445959, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.045
- Dark Green Blue #1F6357 ΔE 0.047
- YInMn Blue #415A77 ΔE 0.049
- Petrol #005F6A ΔE 0.052
- Slate #516572 ΔE 0.053
- Dusty Grape #545775 ΔE 0.056
- Deep Teal #00555A ΔE 0.058
- Dark Aqua #05696B ΔE 0.060
Use #445959 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.