#51493F
Closest named color: Charcoal Grey (#3C4142). oklch(41% 0.019 73.4), rgb(81, 73, 63).
Aa
White text reads best on this color (8.84:1).
About this color
#51493F is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.047 away. White text reads best on it, at 8.84:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #51493F |
| RGB | rgb(81, 73, 63) |
| HSL | hsl(33, 12%, 28%) |
| OKLCH | oklch(41% 0.019 73.4) |
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 #51493F | 8.84:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #51493F | 2.37:1 | Fails | Lc 13.7 | Not readable |
| #51493F text on white | 8.84:1 | AAA | Lc 90.3 | Preferred for body text |
| #51493F text on black | 2.37:1 | Fails | Lc -12.0 | Not readable |
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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D5
oklch(88.5% 0.006 59.6)
-
Step 300
300
#C5C0B9
oklch(81% 0.011 76.6)
-
Step 400
400
#A89F94
oklch(70.7% 0.019 73)
-
Step 500
500
#92887A
oklch(63.2% 0.024 76.4)
-
Step 600
600
#7D7163
oklch(55.6% 0.026 71.5)
-
Step 700
700
#695F52
oklch(49.1% 0.024 74.4)
-
Step 800
800 (this color)
#51493F
oklch(41% 0.019 73.4)
-
Step 900
900
#474039
oklch(37.6% 0.015 67.3)
-
Step 950
950
#292621
oklch(27% 0.01 80.6)
#51493F 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) | #4C493E | 0.009 |
| Deuteranopia (no green cones) | #4E4B3F | 0.008 |
| Tritanopia (no blue cones) | #544746 | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51493F
#51493F
oklch(41% 0.019 73.4)
- #434B55
#434B55
oklch(40.9% 0.02 254.1)
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 #51493F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.051
- Purple Brown #673A3F ΔE 0.057
- Mud Brown #60460F ΔE 0.058
- Charcoal #264653 ΔE 0.071
- Green Brown #544E03 ΔE 0.071
- Onyx #343A40 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.075
Use #51493F 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.