#515448
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.9% 0.02 118.6), rgb(81, 84, 72).
Aa
White text reads best on this color (7.74:1).
About this color
#515448 is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.053 away. White text reads best on it, at 7.74:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.71:1 |
| White text | 7.74:1 |
Values
| HEX | #515448 |
| RGB | rgb(81, 84, 72) |
| HSL | hsl(75, 8%, 31%) |
| OKLCH | oklch(43.9% 0.02 118.6) |
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 #515448 | 7.74:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #515448 | 2.71:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #515448 text on white | 7.74:1 | AAA | Lc 86.9 | Fine for body text |
| #515448 text on black | 2.71:1 | Fails | Lc -15.2 | 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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#E9EAE8
oklch(93.6% 0.003 128.5)
-
Step 200
200
#D8DAD5
oklch(88.5% 0.007 124.5)
-
Step 300
300
#C0C2BA
oklch(81% 0.011 118.1)
-
Step 400
400
#9FA296
oklch(70.6% 0.017 118.3)
-
Step 500
500
#888C7C
oklch(63.2% 0.024 118.5)
-
Step 600
600
#717665
oklch(55.6% 0.026 120.6)
-
Step 700
700
#5F6354
oklch(49.2% 0.024 119.4)
-
Step 800
800 (this color)
#515448
oklch(43.9% 0.02 118.6)
-
Step 900
900
#41433A
oklch(37.8% 0.015 117.3)
-
Step 950
950
#262722
oklch(27% 0.009 116.2)
#515448 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) | #565347 | 0.008 |
| Deuteranopia (no green cones) | #555348 | 0.007 |
| Tritanopia (no blue cones) | #525351 | 0.016 |
| Achromatopsia (no color) | #535353 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515448
#515448
oklch(43.9% 0.02 118.6)
- #54505C
#54505C
oklch(43.9% 0.02 300.8)
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 #515448, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.053
- Dark Green Blue #1F6357 ΔE 0.064
- Mud Brown #60460F ΔE 0.068
- Pine #2B5D34 ΔE 0.070
- Slate #516572 ΔE 0.071
- Charcoal Grey #3C4142 ΔE 0.072
- Green Brown #544E03 ΔE 0.072
- Dusty Grape #545775 ΔE 0.073
Use #515448 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.